Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687828 | Friction clutch for a drive train of a motor vehicle and a torsional damper for a friction clutch | Norbert Ament | 1997-11-18 |
| 5630491 | Friction clutch for a transmission of a motor vehicle and a clutch disc for a friction clutch | Norbert Ament | 1997-05-20 |