Patent US 4520355A
| Patent number | US 4520355A (click link for details and documents via Google Patents) |
|---|---|
| Title | Joystick apparatus |
| Inventors | John H. Mitch |
| Company | Tektronix Inc |
| Filing date | 1982-07-16 |
| Grant date | 1985-05-28 |
| Patent number | US 4520355A (click link for details and documents via Google Patents) |
|---|---|
| Title | Joystick apparatus |
| Inventors | John H. Mitch |
| Company | Tektronix Inc |
| Filing date | 1982-07-16 |
| Grant date | 1985-05-28 |