Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330279 | Fluid spray system for dental handpiece | Donald J. Heil | 1982-05-18 |
| D263742 | Dental handpiece wrench | — | 1982-04-06 |
| 4315744 | Chuck wrench for dental handpieces | — | 1982-02-16 |