Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690394 | Method and device for processing brushes | — | 1997-11-25 |
| 5683145 | Brush finishing machine and a method of profiling toothbrush bristle tufts | — | 1997-11-04 |
| 5649851 | Device for rounding the ends of the fibres of brushes | — | 1997-07-22 |
| 5609890 | Molding machine for injection molding of tooth brushes | — | 1997-03-11 |