Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4698706 | Reversible drive mechanism for a magnetic tape in a magnetic tape recorder | — | 1987-10-06 |
| 4649562 | Drive mechanism for a two-tape telephone answering machine using a single reversible motor | — | 1987-03-10 |
| 4630152 | Mechanical drive mechanism for the record/playback head and pinch roller of a cassette-type telephone answering machine | — | 1986-12-16 |
| 4492828 | Slide selector switch | Arthur T. Martinez | 1985-01-08 |