Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825725 | Planetary transmission with Simpson-type gearing | Vladimir Premiski, Rainer Hohnel, Kurt Graef | 1989-05-02 |
WW
Wilhelm Wehren
Overall (1989): #42,863 of 140,708Top 35%
1
Patents 1989