Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869562 | Magnetic valve with connection device for brake systems | — | 1989-09-26 |
| 4832416 | Hydraulic vehicle brake system with anti-skid device | Alwin Stegmaier | 1989-05-23 |
| 4805965 | Apparatus for synchronizing the rpm of drive wheels of a motor vehicle upon starting | Wolf-Dieter Jonner, Wolfgang Maisch, Alwin Stegmaier | 1989-02-21 |