Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348476 | System for fabrication of dental cast post and core using a burn-out post | Brett I. Cohen | 1994-09-20 |
| 5275563 | Dental post extracting drill | Brett I. Cohen, Barry L. Musikant | 1994-01-04 |