Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4613095 | Plate spring for a tape cassette | Klaus Schoettle, Herbert Dietze, Juergen Dreyer, Eugen Kamm, Volker Frank | 1986-09-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4613095 | Plate spring for a tape cassette | Klaus Schoettle, Herbert Dietze, Juergen Dreyer, Eugen Kamm, Volker Frank | 1986-09-23 |