Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4402624 | Device for adjusting the slope of a keyboard | Walter Wachs | 1983-09-06 |
| 4313685 | Push-button switch, particularly for keyboards of typewriters and similar devices | Walter Wachs | 1982-02-02 |