Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4287296 | Direct-positive emulsion containing fogged, silver halide grains of silver iodide content | Willy Joseph Vanassche, Erik Moisar, Sieghart Klotzer | 1981-09-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4287296 | Direct-positive emulsion containing fogged, silver halide grains of silver iodide content | Willy Joseph Vanassche, Erik Moisar, Sieghart Klotzer | 1981-09-01 |