Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308546 | Phosphorescent toy gel composition and methods of manufacture | Richard E. Trapp, Robert B. Clay | 1994-05-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308546 | Phosphorescent toy gel composition and methods of manufacture | Richard E. Trapp, Robert B. Clay | 1994-05-03 |