Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4741423 | Clutch disc for a friction clutch | — | 1988-05-03 |
| 4669594 | Clutch disc for a motor vehicle friction disc clutch | Helmuth Weissenberger | 1987-06-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4741423 | Clutch disc for a friction clutch | — | 1988-05-03 |
| 4669594 | Clutch disc for a motor vehicle friction disc clutch | Helmuth Weissenberger | 1987-06-02 |