Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678112 | Method and device for processing a photographic film | Patrick Bernard | 1997-10-14 |
| 5607592 | Process and device for the separation of substances dissolved in the washing water used in processing bath of a photographic film | Patrick Bernard | 1997-03-04 |