Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345283 | Recording and/or reproducing apparatus | — | 1982-08-17 |
| 4322761 | Tape guide in a helical scan cassette recorder | Franz Beitler, Heinrich Shuster | 1982-03-30 |
| 4234140 | Magnetic tape cassette drive system | Cornelis P. Van Nie, Franz Werner, Joannus H. F. C. Sieben | 1980-11-18 |