Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308757 | Clutch device, particularly for the manual tuning control in a car radio | — | 1982-01-05 |
| 4299132 | Device for disabling the control of disengagement for the tuning knob, particularly for a keyboard car radio | — | 1981-11-10 |
| 4232560 | Keyboard for the preselection of electromagnetic signals | — | 1980-11-11 |
| 4226128 | Friction device for use in car radios | — | 1980-10-07 |