Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4585390 | Vane retaining means | Ronald C. Acres | 1986-04-29 |
GP
George M. Pirtle
Overall (All Time): #3,994,692 of 4,157,543Top 100%
1
Patents All Time