Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858728 | Brake pad retention spring, in particular for spot-type disc brakes for automotive vehicles | Rudolf Thiel, Dalibor Zaviska | 1989-08-22 |
| 4856620 | Spot-type disc brake | Rudolf Thiel, Helmut Kast | 1989-08-15 |