Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5056632 | Auxiliary-power-activated clutch and gear-shifting device | Rainer Petzold | 1991-10-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5056632 | Auxiliary-power-activated clutch and gear-shifting device | Rainer Petzold | 1991-10-15 |