Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882976 | Brake booster | Andreas Abbing, Hannes Bertling, George Kehl, Robert Mergenthaler, Ernst-Dieter Schafer +2 more | 1989-11-28 |
DR
Dietmar Rischen
Overall (1989): #120,185 of 140,708Top 90%
1
Patents 1989