Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4322492 | Process for the development of color photographic images with p-dialkylaminoaniline color developers | Friedrich-Wilhelm Kunitz, Karl-Wilhelm Schranz | 1982-03-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4322492 | Process for the development of color photographic images with p-dialkylaminoaniline color developers | Friedrich-Wilhelm Kunitz, Karl-Wilhelm Schranz | 1982-03-30 |