Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882214 | Matted glass | — | 1989-11-21 |
| 4880677 | Matted glass | Jean-Francois Thomas | 1989-11-14 |
| 4797316 | Etched glass and process of manufacturing same | Rene Ledroit | 1989-01-10 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882214 | Matted glass | — | 1989-11-21 |
| 4880677 | Matted glass | Jean-Francois Thomas | 1989-11-14 |
| 4797316 | Etched glass and process of manufacturing same | Rene Ledroit | 1989-01-10 |