Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4292400 | Photographic silver halide development in the presence of thioether development activators | Robert J. Pollet, Francis J. Sels, Karel A. Brems | 1981-09-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4292400 | Photographic silver halide development in the presence of thioether development activators | Robert J. Pollet, Francis J. Sels, Karel A. Brems | 1981-09-29 |