G11B 3/74
Multiple output tracks
Official title: Multiple output tracks, e.g. binaural stereophonic
G11B3/74 (Multiple output tracks) appears on 2 US grants and 0 published applications in this corpus.
Search patents in G11B- Granted patents
- 2
- Published applications
- 0
- Assignees
- 2
- Inventors
- 2
- Latest grant
- 26 Oct 1982
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 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