Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4732943 | Dental restorative material | Derrick R. Beech, Ezio Rizzardo, Malcolm C. Smail | 1988-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4732943 | Dental restorative material | Derrick R. Beech, Ezio Rizzardo, Malcolm C. Smail | 1988-03-22 |