Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D381468 | Dental floss vial dispenser | John W. Dolan, John W. Spencer, Jr. | 1997-07-22 |
| 5607050 | Vial floss dispenser | John W. Dolan, John W. Spencer, Jr., Rickey I. Hill | 1997-03-04 |