Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318695 | Handpiece | Nathaniel H. Lieb | 1982-03-09 |
| 4313725 | Dental handpiece and collet wrench therefor | Nathaniel H. Lieb, James L. Alago | 1982-02-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318695 | Handpiece | Nathaniel H. Lieb | 1982-03-09 |
| 4313725 | Dental handpiece and collet wrench therefor | Nathaniel H. Lieb, James L. Alago | 1982-02-02 |