Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812306 | Toothpaste or dental cream composition and method of preparing same | Homer C. Harper, George Hsieh | 1989-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812306 | Toothpaste or dental cream composition and method of preparing same | Homer C. Harper, George Hsieh | 1989-03-14 |