Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4681200 | Friction clutch | — | 1987-07-21 |
| 4529078 | Clutch disc | — | 1985-07-16 |
| 4386920 | Cone pulley | — | 1983-06-07 |
| 4368810 | Friction clutch | Paul Maucher, Dieter Pretzel | 1983-01-18 |
| D266606 | Razor holder | — | 1982-10-19 |
| D261063 | Razor holder | — | 1981-09-29 |