Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4524549 | Honing head construction | Robert M. Sunnen | 1985-06-25 |
| 4245489 | Knurling tool | Charles S. Korn | 1981-01-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4524549 | Honing head construction | Robert M. Sunnen | 1985-06-25 |
| 4245489 | Knurling tool | Charles S. Korn | 1981-01-20 |