Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4979931 | Differential gear and control system for motor vehicles having a single driven axle and at least one undriven axle | Otwin Fleischmann, Hans D. Sommer, Erich Erhart | 1990-12-25 |