Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676541 | Set of instruments of increasing dimension for the boring of radicular dental canals | Michel Maillefer | 1997-10-14 |
| 5658145 | Set of instruments for boring dental radicular canals and method therefor | Francois Aeby | 1997-08-19 |