Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4690238 | Four-wheel drive arrangement for motor vehicles | Rolf von Sivers, Kim Havemann | 1987-09-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4690238 | Four-wheel drive arrangement for motor vehicles | Rolf von Sivers, Kim Havemann | 1987-09-01 |