Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669570 | Magnetic tape cassette apparatus for reversible playing of magnetic tape cassettes | Norbert Kunze, Marc Gielkens | 1997-09-23 |
| 5647549 | Magnetic tape cassette apparatus with drive | Norbert Kunze, Marc Gielkens | 1997-07-15 |
| 5610787 | Magnetic tape apparatus with tape edge guides for reduced tape edge wear | Norbert Kunze | 1997-03-11 |