Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4283173 | Device for the production of a dental working model for the preparation of prosthetic works | Frank D. Braun, Walter Witt | 1981-08-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4283173 | Device for the production of a dental working model for the preparation of prosthetic works | Frank D. Braun, Walter Witt | 1981-08-11 |