Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753869 | Photographic developing agents containing stable, soluble, pyrazolidinones | William E. Long, Malcolm D. Tirel, Terence C. Webb | 1988-06-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753869 | Photographic developing agents containing stable, soluble, pyrazolidinones | William E. Long, Malcolm D. Tirel, Terence C. Webb | 1988-06-28 |