Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4247842 | Cut-in resistance for motor vehicle heating fans | Alfons Link | 1981-01-27 |
HB
Helmut Bengsch
Overall (All Time): #4,082,733 of 4,157,543Top 100%
1
Patents All Time