Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4283092 | Vehicular braking system utilizing a hydrodynamic brake and friction brake | Hortz Muschelknautz, deceased | 1981-08-11 |
| 4278298 | Braking system utilizing both a dynamic and a mechanical brake | Horst Muschelknautz | 1981-07-14 |