AT85145T
Tracking control method and device in rotary head type magnetic recording and reproducing apparatus.
Abstract
This record has no abstract on file.
Term
No projected expiry on record.
- Priority
- Filed
- Granted
- Today
9 members in 5 offices
Priority claims1
| Document | Office | Kind | Date |
|---|---|---|---|
| 25852885 | Japan | A |
Members9
| Document | Office | Kind | |
|---|---|---|---|
| JPS62119764A | Japan | A | |
| EP0224186A2 | European Patent Office (EPO) | A2 | |
| EP0224186A3 | European Patent Office (EPO) | A3 | |
| US4954902A | United States of America | A | |
| EP0224186B1 | European Patent Office (EPO) | B1 | |
| AT85145TThis record | Austria | T | |
| DE3687625D1 | Germany | D1 | |
| DE3687625T2 | Germany | T2 | |
| JPH0834573B2 | Japan | B2 |
1 legal event, as the office reported them to INPADOC
Events
| Event | Code | |
|---|---|---|
| Ceased as to paragraph 5 lit. 3 law introducing patent treatiesCeasedRER | RER |
Numbers
- Application
- 86115995
Titles2
- German
- SPURNACHFUEHRUNGSSTEUERMETHODE UND -VORRICHTUNG IN EINEM MAGNETAUFNAHME- UND -WIEDERGABEGERAET DER ART MIT DREHKOPF.
- English
- TRACKING CONTROL METHOD AND DEVICE IN A MAGNETIC REFERENCE AND REPLAYING DEVICE TYPE WITH A TURNING HEAD.
Classification
- CPC, 4
- G11B5/592
- G11B15/4675
- H04N5/783
- H04N5/937
- IPC, 6
- G11B15 467
- G11B5 592
- H04N5 7826
- H04N5 783
- H04N5 92
- H04N5 937