Wrong detecting and preventing apparatus in game machine
Abstract
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
Term
Term ended
Projected expiry passed 7 September 2001, 25 years ago.
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- Today
9 claims: 9 independent, 0 dependent
- 1【特許請求の範囲】 (1) 遊技制御に用いられる電子回路を含む遊技機において、ノイズ発生手段を用いて前記電子回路を不正に動作させるのを検出する装置であって、前記遊技機に含まれる導電部材に関連して設けられかつ前記ノイズ発生手段から発生されたノイズ信号が導電部材に与えられたことを検知する検知手段、 前記検知手段が前記ノイズ信号を検知したことに応じて、不正遊技のあったことを検出する不正検出手段、 前記不正検出手段出力に応じて不正検出状態を記憶保持する状態保持手段、 手動操作によって前記状態保持手段の不正検出状態を解除させるリセット手段、および前記状態保持手段が不正検出状態を記憶保持していることに基づいて不正のあったことを報知する報知手段を備え九遊技機における不正検出装置1)
- 2(2)前記ノイズ発生手段は、高周波ノイズを発生する高周波発振手段であり、 前記不正検出手段は、前記高周波ノイズに含まれる周波数成分に相当する信号を特徴する特許請求の範囲第(1)項記載の遊技機における不正検出装置。
- 3(3)前記遊技IIL、玉を打球して遊技する弾球遊技機であり、 前記導電部材は、前記弾球遊技機の前面に装着されるガラス板を保持する金枠であり、前記検知手段は、前記金枠に電気的に接続された高周波信号検知用アンテナである、特許請求の範囲第(2)項記載の遊技機における不正検出装置。
- 4(4)前記弾球遊技機は、複数台設置され、各台毎に台番号が定められ、 前記検知手段および前記不正検出手段ならびに前記状態保持手段は、前記弾球遊技機の各台毎に設けられ、 前記報知手段は、前記各弾球遊技機のそれぞれに対応して複数膜けられかつ対応する弾球遊技績の状態保持手段出力に基づいて不正のあった弾球遊技機の台番号を視覚的にg識可能なように報知する表示手段を含む、特許請求の範囲第(3)項記載の遊技機における不正検出装置。
- 5(5) 前記報知手段は、前記複数台の弾球遊技機に対して少なくとも1つ設けられかついずれかの弾球遊技機の状態保持手段出力に基づいて不正のあったことを聴覚的に認識可能なように音声で報知する音声警報手段を含む、特許請求の範囲第(4)項記載の遊技機における不正検出装置。
- 6(6)遊技制-に用いられる電子回路を含む遊技機において、ノイズ発生手段を用いて前記電子回路を不正に動作させるのを検出する装置であって、前記遊技機に含まれる導電部材に関連して設けられかつ前記ノイズ発生手段から発生されたノイズ信号が導電部材に与えられたことを検知する検知手段、 前記検知手段がl+il記ノイズ信号を検知したことに応じて、不正遊技のあったことを検出する不正前記不正検出手段出力に応じて不正検出状態を記憶保持する状態保持手段、 手動操作によって前記状態保持手段のノイズ信号検出林態を解除させるリセット手段、および前記状態保持手段がノイズ信号検出状態を記憶保持していることに基づいて前記遊技機の成る種類の動作を不能動化させる遊技不能動化手段を備え九遊技機における不正防止装置。
- 7(7)前記遊技機は、遊技盤と玉を遊技盤へ打球する打球手段とを含む弾球遊技機であり、前記遊技不能動化手段は、前記打球手段による打球動作を禁止する打球禁止手段である、特許請求の範囲第(6)項記載の遊技機における不正防止装置。
- 8(8) 前記遊技機は、入賞領域の形成された遊技盤と、入賞領域への入賞上に応じて賞品上を払出す賞品上放出手段とを含むパチンコ遊技機であり、前記パチンコ遊技機には、賞品上放出手段へ玉を補給する補給手段が関連的に設けられ、O’+J記遊技不Ml動化手段は、前記補給手段による玉の補給を禁止する補給禁止手段である、特許請求の範囲第(6)項記載の遊技機における不正防止装置。
- 9(9)前記遊技機は、所定の条件に応じて電気的駆動に基づく表示を変化させるゲームを行なえる遊技機であり、 前記遊技不能動化手段は、前記遊技機に供給される電力を遮断する電力速断手段である、特許請求の範囲第(6)項dd載の遊技機における不正防止袋
Independent claims9
4 paragraphs, as filed
[Detailed Description of the Invention]
This invention relates to the unjust detection and the prevention-of-illegal-conducts device which detect bringing close what generates a high frequency noise especially in a game machine about the unjust detection and the prevention-of-illegal-conducts device in a game machine, and making it malfunction unjustly, and prevent injustice. These days, with development of electronic art, in various kinds of game machines or game machines, in order to control a game, the electronic circuit containing IC, LSI, or micro pro Sena is used. Various kinds of game machines installed in the video game machine installed in pinball machines, such as a pachinko game machine or a coin game machine, a game center, or a coffee shop etc. which plays the hit ball game of the pachinko ball as a game machine including such an electronic circuit, other Game/Ri, etc. are known. Here, a pinball machine including an electronic circuit has what drives a variable display member electrically, a book which drives a winning-a-prize ball device electrically based on a game position, etc. By the way, when a high frequency noise and the noise of the shape of 12 Luce of a shrine low frequency wave are given in various kinds of game machines including the above electronic circuits, the case where it should malfunction according to a noise signal, should originally come to operate, and electric control [ like ] is performed is Appear. In the pachinko machine provided with the electromotive winning-a-prize ball device, /'c, For example, and variable display member t It was are provided the roundness holding the glass board which covers the front of a game board, enabling free opening and closing of a glass door frame. The golden frame which borders the circumference of this glass door frame and a glass door frame is formed by the conductor or an electric conduction member. However, in spite of not having been Si who indicated the variable display member by variable although the pachinko machine containing a variable display member did not become the conditions set to indicate the variable display member by variable originally these days, and the conditions which carry out Kaisei of the winning-a-prize ball device, malfunction of carrying out Kaisei of the winning-a-prize ball device arose frequently. When investigating the cause, it turned out that ignition operation is repeated in the state where the indiscreet game person made the electronic lighter approach a golden frame. Namely, an electronic lighter is lit by impressing high frequency voltage to a piezoelectric element including a piezoelectric element as an ignition means, and generates a high frequency noise at the time of Ah Si and ignition. And it is for it to be transmitted to a glass door frame or a golden frame as an antenna, and to be transmitted to the electronic circuit of the back of a pachinko machine, and for the trigger of the electronic circuit to be carried out by the high frequency noise, and to indicate the variable display member by variable accidentally, or for the high frequency noise which occurred from the electronic lighter to carry out Kaisei of the winning-a-prize ball device. Such an inaccurate game is performed also in the coin game machine. therefore, a pachinko machine and a carp -- in pinball machines, such as a /game machine, Up 9 using a piezoelectric element needs to prevent it while detecting playing a game unjustly using what generates a pulse-like low frequency wave noise. The inaccurate game performed using what generates high frequency noises, such as an electronic lighter, may be set to the video game machine installed not only in a pinball machine but in the game center, and may be performed. That is, an electronic circuit malfunctions, as the high frequency noise detected the coin, the inaccurate game of performing a game free also has it, and a video game machine is 9, when it makes an electronic lighter approach to near a coin entrance slot and it is lit to it, although 1 time of a game is permitted according to an injection of the coin of the fixed amount of money. So, the main object of this invention is to provide an inaccurate detecting device in a game machine which can detect quickly and certainly the state of operating a game machine unjustly using a means to generate a noise so that a game person may be advantageous, and is useful for prevention of an inaccurate game. Other objects of this invention are to provide the prevention-of-illegal-conducts device in the game machine improved so that a game might be made to form into un-activity and an inaccurate game could be prevented beforehand, when a game is unjustly performed using what generates a noise. This invention establishes a detection means to detect a noise signal in relation to the electric conduction member contained in a game machine if it summarizes, detects that the detection means detected the noise signal, and is a noise (the detection state of No. 1 is held and it is made to carry out Mother-in-law information at that holding state.). And maintenance of a detection state of a noise signal is reset by operation of a resetting means. It prevents making the game function of a game machine form into un-activity, and making it operate unjustly based on the state of holding the detection state of a noise signal. Below, the concrete example of this invention is described with reference to drawings. the --A [ 1 ] figure is a front view of the pachinko game machine of an example of the game machine with which this invention is applied -- the --B [ 1 ] figure is a perspective view showing the relation between a golden frame and a lock mechanism. the -- inA [ 1 ] figure, pachinko jatO equips the frame member (not shown) of the installation island of a Batinoco machine with front frame 11, enabling free rotation, and is constituted. Front frame 11 is equipped with 1 g of game boards. In 1g of game boards, they are 12 m of safe holes, variable display member 1gb, and or eccentric person awarded-balls device as everyone knows conventionally! gc and winning-a-prize ball device (what is called a tulip) 1! d etc. are formed. The front of game board 18 is equipped with glass door frame 14 equipped with glass board 13, enabling free opening and closing. It is equipped with lower part Ka and front plate 15 of glass door frame 14, enabling free opening and closing. 15 m of prize top injection holes and hit ball standby gutter 15b are formed in the front version 15. Hit ball standby gutter lsb aligns one piece at a time to the termination portion, and leads the ball currently stored to a ball feed unit (not shown) while a game visitor works as one dish which stores temporarily the prize top emitted from the ball borrowed with the ball rental machine, and 15 m of prize top injection holes. Golden frame 16 is formed in this glass door frame 14 and front frame 11 of the circumference portion of front plate 15. And Support and lock mechanism 17 are provided in the back portion of one side in alignment with the perpendicular direction of front frame 11. Here, the electric conduction member which glass door frame 14. money frame 16 and lock mechanism 17 tend to tell metallic material, i.e., an electric signal, respectively is used. If it puts in another way, in this example, glass door frame 14, golden frame 16, and lock mechanism 17 will be used as an electric conduction member contained in a game machine. the case where a prize top is stored by the hit ball standby gutter 16bK large quantity, and it is stagnating to the back of a game board -- punishment -- since a knob ball serves as an electric conduction member, an electronic lighter is close brought on the prize currently stored by hit ball standby gutter 16b, and an inaccurate game may be played. In this case, the metal plate which touches the back portion of a game board a prize top is provided, and hit ball handle 19 contained in an electromotive hit ball mechanism is provided under O which should just use a this metal plate and prize top as an electric conduction member, and also the front frame ll. This electromotive hit ball mechanism is a motor for hit balls, a hit ball cam, and a hit ball hammer, although not illustrated. A hit ball switch and Single shot switch 86b are included. Antenna 18m of an example is electrically connected. Antenna 18b of an example of a detection means is connected to lock mechanism 17. Antennas 18m and 18b adhere terminal 18g at the tip of antenna wire 181, respectively, and, more specifically, terminal 18g is connected to washer 11m of l gamma of golden frame 16. lock mechanisms with screw 183, respectively. Hook l Te b of l gamma of lock mechanisms is Conservation(ed) in the Conservation part (not shown) which was slidably provided in the up-and-down direction to washer 17m, and was provided in the installation island by the hook of 7 Poke 17b, and locks front frame ll. That is, in this example, the character for glass door frame 14. iron rod 16 and locking machine @i Ma to be charges of a metallic material, and to be easy to tell electric signals, such as a noise, is used, It constitutes that the high frequency noise was intentionally given to electrically connecting terminal 18B of antennas 18m and 18b to these to > and golden frame 16 so that detection is possible. Unjust detection / prevention circuit B which shows antenna wire 181 of these antennas 18m and 18b in below-mentioned Drawing 3. It is alike and is given. Drawing 2 is in the illustration figure at the time of installing two or more pachinko machines with which this invention is applied side by side, and constituting an island. In a figure, heights BlaBlb are established in one island at two rows. On each island 81m and 81b, it is installed side by side so that two or more set [ of Batinoco ] @10 may be faced, respectively. The placing ball of each pachinko machine 10 falls below via a placing ball recovering passage. Collecting gutter 22 is established in island gli and the lower part portion between 21b toward the other side (illustration right) from the one side of an island. Ri 7$8 which lifts and transports the ball collected in collecting gutter 2B is provided in the termination of collecting gutter 2z. The ball lifted and transported by lift 23 is stored by storage tank z4 temporarily. Under the storage tank 24, useless replenishing gutter 35 which supplies a supply ball to the longitudinal direction of an island as Fresh is formed temporarily. A waterfall gutter 86 is formed in replenishing gutter z5 of the top position of each pachinko machine lO. The supply ball shunted with branch gutter 26 is supplied to the prize ball tank of pachinko machine 10 which shutter 27 for supply control is opened and carries out color correspondence with 9. A fixed quantity of prize tops currently stored by the prize ball tank of corresponding pachinko machine 10 are opened below at the time of Summer 9, and this 7 Yuta 2 Te for supply control is not opened, even if close control is closed and carried out and the ball of a prize ball tank becomes below the specified quantity at the time of nine, after finishing supply of the specified quantity. By the way, unjust detection / prevention circuit 8G is established in relation in two or more sets of pachinko machines 10. The unjust detection output of each pachinko machine is provided in the one side of an island, and is given to Danger inaccurate display panel 18. The machine number item of the pachinko machine which misbranding panel 38 turns for the butter to each indicator including each indicator (for example, a light emitting diode or an electric bulb) which carries out A z Thimphu machine lOK correspondence, and corresponds is drawn. And when unjust detection / prevention circuit 30 of a certain pachinko machine detects an inaccurate game, a lighting indication of the indicator corresponding to the machine number item of the pachinko machine is given. Unjust information light z9 for telling the been unjust thing on one stand of the island is provided in the one side of 9 and an island. Buddy or the bell of an example of a voice alarming means which replaces with this according to 3 g of this unjust information light, and alarms with a sound -- Ri -- < -- a chime etc. may be formed. Buddy may be provided for every pachinko machine. Drawing 8 shows the block diagram of one example of Ryomei of Jin, and shows unjust detection / prevention circuit 30 and an informing means especially. In a figure, unjust detection / prevention circuits 30 are A / Tena 18a and 18b, Latch circuitry 821 reset switch 38 of an example of an inaccurate detector circuit 81. state holding means, power supply circuit 84, exchange power supply 35, hit ball motor drive time &! Buddy 87 which generates an alarm with the sound of other examples of 16 and an informing means is included. The unjust detection output line above-mentioned misbranding panel 2B of latch circuitry 8! is given. When a plurality of islands are located in - and an amusement center, the unjust detection output of one of machine number items is more preferably given to misbranding panel 88 according to island established in the place where the unjust detection output separated from the island at the misbranding panel of each island at the time of Fell. This display panel 88 is drawing the island number of the corresponding island on that 7 oar flannel including the indicator corresponding to each island. There is an advantage which can know injustice easily by supervising misbranding panel 38 at this To to stop and the distant place. the [ next, ] -- operation of this example is explained with reference toA [ 1 ] figure thru/or Drawing 8. A game person is in the state where glass door frame 14 Up 9 made the electronic lighter approach the front of golden frame l@ or lock mechanism l Te, and if ignition (or ignition) operation of the electronic lighter is carried out, a high frequency noise will be generated from an electronic lighter. This high frequency noise is transmitted to golden frame l- etc., is transmitted to antenna 18m, and is detected with antenna 18m. It is detected with antenna 18m and a round high frequency noise is given to inaccurate detector circuit St. inaccurate detector circuit $1 -- the input of a high frequency noise -- Buddy 9 of 6 Do inaccurate game -- the high-level signal showing things is drawn only for a definite period of time, and latch circuitry 3tK gives it. In order [ which carries out erroneous detection of a power supply noise or the single shot noise to an inaccurate game more preferably ] to prevent thing 7, Inaccurate detector circuit 31 is constituted so that the high frequency noise of the frequency component of mist or a large zone may be answered and an inaccurate game may be detected from the oscillating frequency zone of what carries out oscillation operation using piezoelectric elements, such as an electronic lighter. Constant voltage is always supplied to latch circuitry 82 via reset switch 82 from constant voltage power supply circuit 84. Including a self-maintenance relay, when the output of inaccurate detector circuit 81 is given, this latch circuitry 33 closes that normally open point of contact, forms the closed circuit of exchange power supply 85 and Buddy S Te, carries out Kaisei of the normally closed point of contact, and stops supply of electric power in hit ball motor drive circuit 86. For this object, series connection of the normally closed point of contact, exchange power supply 85, and hit ball circuit 36 of a self-maintenance relay which are included in latch circuitry 8 and 2 is carried out. Hit ball motor drive circuit 36 comprises a series circuit of starter switch s6a, Single shot switch 36b, and hit ball motor 88c. It is closed by pressing, when a game person wants to carry out hit ball operation, -C electric power is supplied to hit ball motor B6c, and hit ball switch Baa is Ah Si, It is closed, while it is provided in the position interlocked with rotation operation of hit ball handle 19, and is closed by rotation of hit ball handle 19 or the game person is touching hit ball-noddle 19. a normally closed switch is used, and Single shot switch 86b is boiled as if it is pressed when a game person wants to carry out single-engined Hit, responds, and judges supply of electric power immediately. therefore, it comes to be alike by the series circuit of the normally closed point of contact of a self-maintenance relay and exchange power supply 35 which are contained in hit ball motor drive circuit 86 and 3 s of latch circuitry as if the hit ball inhibiting means of an example of a game non-activity-ized means is constituted. And if 8 g of latch circuitry holds an unjust detection state, three dishes of Gede will tell that there was a Sound cinema positive. Misbranding panel 38 is given as the output line of the normally open point of contact of the self-maintenance relay included in latch circuitry 32, and an unjust detection state maintenance signal. And the indicator corresponding to two inaccurate Snatch which existed is displayed. By the way, a restorative My best friend official in charge is misbranding to an inaccurate game. - (the display state of each indicator of flannel 3B is seen, and the disposal of the game person who is playing the game with which pachinko machine stopping the Si game which warned Knowledge Si and its game person of whether the inaccurate game is played is devised.) Then, it cancels that press official-in-charge beam set Switzerland 83, and electric power is supplied to latch circuitry 8z from constant voltage power supply circuit 84, and returns the self-maintenance relay included in latch circuitry 8 !!. Thus, after latch circuitry 32 cancels maintenance of an inaccurate game detection state, buzzer 31 ceases, electric power is supplied to hit ball motor 36c, and hit ball operation can be performed again. Next, the details of inaccurate detector circuit 81, latch circuitry 8z, and constant voltage power supply circuit 34 are explained. Drawing 4 is a detailed circuit diagram of inaccurate detector circuit 31. latch circuitry 8z and constant voltage power supply circuit S4. In composition, inaccurate detector circuit 31 constitutes a one shot circuit from a time constant circuit which consists of ICl3 Otori, resistance 3tb, and capacitor 31c including IC(i War name NE566)81@. The damping time constant of this time constant circuit is decided based on the A bowl inaccurate game detection output period which draws a pulse signal, when an inaccurate game is detected. Constant voltage is supplied to IC31a and the one side end of resistance 81b from constant voltage circuit 34. The right voltage line of the output of constant voltage circuit 34 and the series circuit of grounding De / To 81e are inserted. Multiple connection of the diode 81f is carried out to capacitor Sle. The above-mentioned antennas 18m and 18b are connected to the input edge of IC81m, and the cathode end of diode 81f. The outgoing end of IC81m is grounded via coil 33@ of the self-maintenance relay included in latch circuitry 32. As for coil 8gaK, multiple connection of the diode 81c for prevention of backflow is carried out. (Between the outgoing end of U C8h, and the right voltage line of constant voltage power supply 34, the series circuit of normally open point of contact 81b closed by philharmonic's s31 a relay energization and reset switch 33 is connected.) It is inserted in the closed circuit of normally open point-of-contact 5fid of self-maintenance relay coil 83 Maple, 3 s of exchange power supplies, and a buzzer. When Truth and an inaccurate game are detected with the detailed circuit diagram showing in Drawing 4, only the circuit for sounding a buzzer is shown, but it cannot be overemphasized that it may constitute so that a game may be formed into un-activity like the example of Drawing 1. In operation, while constant voltage power supply circuit 84 generates constant voltage and supplies a power supply to IC211m, Conde 7t31e is always charged at fixed voltage. It is given to a 10311-m input terminal in this state, the terminal voltage, i.e., the right voltage, of woods, and Conde/To 81e. However, antenna 18m or 18b detection of the high frequency noise based on oscillation operation of an electronic lighter will give a negative pulse to connecting point Big of an input terminal and capacitor 81e which is IC81m. The high frequency noise seen is micro current which is a grade which cannot carry out the trigger of the lc81m in itself four at this antenna 18ii. However, since oscillation operation is repeatedly performed when ignition operation of the electronic lighter is carried out, the charging charge of capacitor 81e discharges gradually via antenna 18m, golden frame 16, etc. by a negative oscillation pulse. For this reason, a negative trigger pulse is given to the input terminal of IC31m. According to this, based on the damping time constant decided by the resistance of resistance 31b, and capacity of A capacitor ?81c, IC81m draws/and a Iber signal for a definite period of time, and magnetizes coil 82a of a self-maintenance relay. It responds, normally open point of contact agb closes, and it is relay 3 continuously about the output voltage of constant voltage power supply circuit 34!! Otori is supplied and self-maintenance is carried out. Therefore, normally open point of contact 33b of a self-maintenance relay is closed continuously, supplies the output of exchange power supply 3b to buzzer 8 Te, and can sound a buzzer. When an official in charge notices an inaccurate game, it goes to the stand of an inaccurate game and warning is emitted to a game person, and after devising processing of stopping a game, reset switch 33 is pressed. Since it responds and coil 32a of a self-maintenance relay is demagnetized, Kaisei of the residence To of A room indirect point s is carried out. It K Depends, the self-holding state of this point of contact 8841 based on detection of an inaccurate game is canceled, and Sounding of buzzer 37 stops. The case where hit ball operation is forbidden may be explained as an example of a means to form a game into un-activity based on the detection output of an inaccurate game, and 9 may make the operation for other games form into un-activity in an above-mentioned example. For example, shutter 21 shown in Drawing 2 may be closed, and supply of punishment / A ball may be stopped. In an above-mentioned example, although the case of the pachinko machine was explained as an example of a game machine, in addition to this, the technical idea of this invention can be applied also to various kinds of game machines, without restricting to this. For example, it is antenna 18m to the metal plate provided in a coin entrance slot when applying to the video game device using a CRT display. 18b may be connected, and it may constitute so that supply of electric power in the circuit which carries out display control of the CRT display according to an inaccurate game detection output may be judged immediately. As mentioned above, according to this invention, a characteristic effect certainly detectable with easy composition is produced [ that a game person plays a game unjustly advantageously using a means to generate high frequency noises, such as an electronic lighter containing a rice field type element, and ]. If it constitutes so that a game may be formed into un-activity according to having detected the inaccurate game, it is effective in the ability to prevent the manager of an amusement center from suffering a disadvantage from an inaccurate game beforehand.
[Brief Description of the Drawings]
the -- the [A / 1 / figure and ] --B [ 1 ] figure is an illustration figure of the pachinko game machine of an example of the game machine with which this invention is applied. It is an illustration figure at the time of accomplishing. The 3rd same is a block diagram of unjust detection / prevention bag @SO of one example of this invention. Drawing 4 is a detailed circuit diagram of inaccurate detector circuit 31. latch circuitry 32 and constant voltage power supply circuit 34. As for a pachinko machine and 14, in 10, in a figure, a glass door frame and 16 are a golden frame and 18 m, 18b -- an antenna and 30 -- unjust detection / prevention circuit and 31 -- an inaccurate detector circuit and 3z -- a constant voltage circuit and 85 show an exchange power supply, 86 shows a hit ball motor drive circuit, and, as for Gede, z8, and 38, latch circuitry and 34 show a misbranding panel s7.
Every citation, both ways
| Document | Relation | Office | Cited during |
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| JPH03268775A | Cited by | Japan | Search report |
| JP2001118045A | Cited by | Japan | Search report |
| JP2002208213A | Cited by | Japan | Search report |
| JPS6114084U | Cited by | Japan | Search report |
| US7170705B2 | Cited by | United States of America | Applicant |
| JP2013048946A | Cited by | Japan | Search report |
| JPH02131487U | Cited by | Japan | Search report |
| JP2013048946A | Cited by | Japan | Examiner |
| JPH03210287A | Cited by | Japan | Search report |
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| JP2002306807A | Cited by | Japan | Examiner |
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| JP2009077793A | Cited by | Japan | Search report |
| JPS60129069A | Cited by | Japan | Search report |
| JPS54136084U | Cites | Japan | Search report |
| JPS5630975U | Cites | Japan | Search report |
Numbers
- Publication
- 58-41584
- Application
- 14058081
Titles2
- Japanese
- 【発明の名称】遊技機における不正防止装置
- English
- WRONG DETECTING AND PREVENTING APPARATUS IN GAME MACHINE
Classification
- IPC, 3
- A63F7 02
- A63F9 00
- A63F11 00