Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669478 | Air-cooled flywheel and a friction clutch for a transmission of a motor vehicle, the flywheel having two centrifugal masses | Bernhard Schierling, Cora Carlson, Hilmar Gobel | 1997-09-23 |