Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867616 | Cutting inserts and tools including same | — | 1989-09-19 |
| 4693034 | Master pattern assembly for lens circumference grinding | David F. Vance | 1987-09-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867616 | Cutting inserts and tools including same | — | 1989-09-19 |
| 4693034 | Master pattern assembly for lens circumference grinding | David F. Vance | 1987-09-15 |