Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629140 | Photographic elements containing scavengers for oxidized developing agent | John V. Nelson, Stephen P. Singer | 1997-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629140 | Photographic elements containing scavengers for oxidized developing agent | John V. Nelson, Stephen P. Singer | 1997-05-13 |