Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D301400 | Combined toothbrush and packaging closure | Robert W. Berendsen | 1989-06-06 |
| D301401 | Combined toothbrush and toothpaste dispensing unit and packaging closure | Robert W. Berendsen | 1989-06-06 |