Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4477252 | Fiber optic system for dental handpiece | Nathaniel H. Lieb, Albert D. Alderman, Jr. | 1984-10-16 |
| 4313725 | Dental handpiece and collet wrench therefor | Nathaniel H. Lieb, Albert D. Alderman, Jr. | 1982-02-02 |