Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4251431 | Lubricating greases | William D. Carswell, Alexander C. B. MacPhail | 1981-02-17 |
AY
Arthur Youd
Overall (All Time): #4,084,028 of 4,157,543Top 100%
1
Patents All Time