Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344515 | Claw clutch | Hugo Grote, Heinz Hasselmann, Volkmar Kunze, Karl Zacharias, Paul W. Mueller | 1982-08-17 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344515 | Claw clutch | Hugo Grote, Heinz Hasselmann, Volkmar Kunze, Karl Zacharias, Paul W. Mueller | 1982-08-17 |