Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822279 | Article for cosmetic restoration of anterior teeth | — | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822279 | Article for cosmetic restoration of anterior teeth | — | 1989-04-18 |