Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4438892 | Tape cassette, especially a magnetic tape cassette | Horst Fitterer, Hubert Koob | 1984-03-27 |
BN
Bert Nestler
Overall (All Time): #4,031,665 of 4,157,543Top 100%
1
Patents All Time