Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364097 | Tape speed control device | Hendrik J. Sanderson, Friedrich Sommer | 1982-12-14 |
| 4358736 | Phase comparison circuit | — | 1982-11-09 |
| 4347994 | Magnetic tape drive arrangement | — | 1982-09-07 |