JPS50776A
Untitled record
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 2 May 1993, 33.4 years ago.
- Priority and filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| JPS55102268A | Cited by | Japan | Search report |
| DE2015815A1 | Cites | Germany | Search report |
| US3673471A | Cites | United States of America | Search report |
| JPS476920A | Cites | Japan | Search report |
Numbers
- Application
- 4953773
Classification
- IPC, 6
- H03F1 52
- H01L21 822
- H01L27 04
- H01L27 06
- H01L29 78
- H03F1 42