Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4714232 | Bearing ring for fixing a mounting block on the progressively variable curved finished face of a semi-finished lens or mold blank | — | 1987-12-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4714232 | Bearing ring for fixing a mounting block on the progressively variable curved finished face of a semi-finished lens or mold blank | — | 1987-12-22 |