Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883156 | Torsion damping device for a disc type friction clutch for an automobile vehicle | Dieter Rohrle, Michel Graton | 1989-11-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883156 | Torsion damping device for a disc type friction clutch for an automobile vehicle | Dieter Rohrle, Michel Graton | 1989-11-28 |