Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4188125 | Apparatus for the determination of the color composition of the printing light in a photographic enlarger | Siegfried Barbieri | 1980-02-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4188125 | Apparatus for the determination of the color composition of the printing light in a photographic enlarger | Siegfried Barbieri | 1980-02-12 |