Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6386874 | Hygiene instrument for cleaning and polishing the surface of the teeth and the composite materials of dental filings, in the shape of a rod | Sonia Bachmann, Noemie Bachmann | 2002-05-14 |