G04C 21/185
Provided with means for sheeting off or temporarity stopping the signal
Official title: {provided with means for sheeting off or temporarity stopping the signal}
G04C21/185 (Provided with means for sheeting off or temporarity stopping the signal) appears on 2 US grants and 0 published applications in this corpus.
Search patents in G04C- Granted patents
- 2
- Published applications
- 0
- Assignees
- 1
- Inventors
- 3
- Latest grant
- 27 May 1986
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
No published applications in this class yet.
Most cited
By later US patents