Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811238 | Torque measurment system | Karl-Heinz Gerrath, Hans J. Decker, Heinz Vinson | 1989-03-07 |
| 4805465 | Arrangement for the production of straight-line symmetrical signals | Karl-Heinz Gerrath, Hans J. Decker, Heinz Vinson | 1989-02-21 |