Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5227934 | Device for making independently operable in time, a tape recording device and a device for playing back said tape | — | 1993-07-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5227934 | Device for making independently operable in time, a tape recording device and a device for playing back said tape | — | 1993-07-13 |