Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4638977 | Valve actuator | — | 1987-01-27 |
GV
Georg Vonhausen
Overall (All Time): #3,967,164 of 4,157,543Top 100%
1
Patents All Time