BE434581A - - Google Patents
Info
- Publication number
- BE434581A BE434581A BE434581DA BE434581A BE 434581 A BE434581 A BE 434581A BE 434581D A BE434581D A BE 434581DA BE 434581 A BE434581 A BE 434581A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG0097937 | 1938-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE434581A true BE434581A (https=) |
Family
ID=7140775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE434581D BE434581A (https=) | 1938-05-27 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2217544A (https=) |
| BE (1) | BE434581A (https=) |
| FR (1) | FR855366A (https=) |
| GB (1) | GB535130A (https=) |
-
0
- BE BE434581D patent/BE434581A/xx unknown
-
1939
- 1939-05-20 US US274837A patent/US2217544A/en not_active Expired - Lifetime
- 1939-05-25 GB GB15592/39A patent/GB535130A/en not_active Expired
- 1939-05-26 FR FR855366D patent/FR855366A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB535130A (en) | 1941-03-31 |
| FR855366A (fr) | 1940-05-09 |
| US2217544A (en) | 1940-10-08 |