Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872372 | Controller for lockable differential transmission | Volker Munz, Bernd Zackl, Matthias Dietz, Eberhard Armbrust | 1989-10-10 |
| 4860208 | Arrangement for the control of the power transmission of a four-wheel drive vehicle | — | 1989-08-22 |