Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366240 | Color photographic recording material containing non-diffusing electron donor precursor compounds | Ernst Meier, Siegfried Schleger | 1982-12-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366240 | Color photographic recording material containing non-diffusing electron donor precursor compounds | Ernst Meier, Siegfried Schleger | 1982-12-28 |