Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338928 | Lip shield and treatment device | Leonard G. Martin | 1982-07-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338928 | Lip shield and treatment device | Leonard G. Martin | 1982-07-13 |