Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330283 | Synthetic dental compositions for production of dental restorations, and dental restorations produced therefrom | Hanspeter Willi | 1982-05-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330283 | Synthetic dental compositions for production of dental restorations, and dental restorations produced therefrom | Hanspeter Willi | 1982-05-18 |