Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824182 | Anti-lock hydraulic brake system for automotive vehicles | Helmut Steffes, Norbert Ocvirk, Gunther Buschmann, Johannes Graeber, Otto Determann +1 more | 1989-04-25 |
| 4807945 | Hydraulic brake system for motor vehicles | Ludwig Budecker, Georg Obersteiner, Ulrich Zutt, Hans-Albrecht Guse | 1989-02-28 |