Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4181036 | Stepped-ratio gearing for motor vehicles | — | 1980-01-01 |
FJ
Fritz Janke
Overall (All Time): #4,103,313 of 4,157,543Top 100%
1
Patents All Time