Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4377632 | Diffusion transfer film units with application of processing composition between dye developer layer and silver halide emulsion layer | — | 1983-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4377632 | Diffusion transfer film units with application of processing composition between dye developer layer and silver halide emulsion layer | — | 1983-03-22 |