Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363865 | Imido methyl blocked photographic dyes and dye releasing compounds | James A. Reczek | 1982-12-14 |
| 4350752 | Photographic elements and film units containing imidomethyl blocked photographic reagents | James A. Reczek | 1982-09-21 |