Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629363 | Aqueous-based, shear-thinning, erasable ink and roller-ball pen containing same | Herman Abber, Mark Smith | 1997-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629363 | Aqueous-based, shear-thinning, erasable ink and roller-ball pen containing same | Herman Abber, Mark Smith | 1997-05-13 |