Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876157 | Process for producing a toothbrush and a toothbrush blank for use in the process | — | 1989-10-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876157 | Process for producing a toothbrush and a toothbrush blank for use in the process | — | 1989-10-24 |