Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4256315 | Mechanical end face seal with dirt excluder lip | Burton K. Olsson | 1981-03-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4256315 | Mechanical end face seal with dirt excluder lip | Burton K. Olsson | 1981-03-17 |