Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976022 | Spring puller | Willem E. Leeflang | 1990-12-11 |
| 4706843 | Dispensing chain of loop lengths of dental floss or the like and method of forming same | — | 1987-11-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976022 | Spring puller | Willem E. Leeflang | 1990-12-11 |
| 4706843 | Dispensing chain of loop lengths of dental floss or the like and method of forming same | — | 1987-11-17 |