Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652990 | Brush section for an electric toothbrush | Peter Hilfinger | 1997-08-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652990 | Brush section for an electric toothbrush | Peter Hilfinger | 1997-08-05 |