Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4443015 | Cartridge type rotary shaft seal with bearings and bellows | Henry S. Duffee | 1984-04-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4443015 | Cartridge type rotary shaft seal with bearings and bellows | Henry S. Duffee | 1984-04-17 |