BE392898A - - Google Patents
Info
- Publication number
- BE392898A BE392898A BE392898DA BE392898A BE 392898 A BE392898 A BE 392898A BE 392898D A BE392898D A BE 392898DA BE 392898 A BE392898 A BE 392898A
- 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)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG0081369 | 1931-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE392898A true BE392898A (fr) |
Family
ID=7137323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE392898D BE392898A (fr) | 1931-12-09 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2071688A (fr) |
| BE (1) | BE392898A (fr) |
| FR (1) | FR747252A (fr) |
| GB (2) | GB416566A (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2514234A (en) * | 1939-08-09 | 1950-07-04 | Chromogen Inc | Process for the manufacture of color photographic images |
| USRE23357E (en) * | 1939-08-28 | 1951-04-17 | Processes for producing same | |
| US2514233A (en) * | 1940-08-08 | 1950-07-04 | Chromogen Inc | Process for the manufacture of golor photographic images |
| BE489248A (fr) * | 1948-11-05 | |||
| US2688542A (en) * | 1949-02-09 | 1954-09-07 | Bela Gaspar | Material and process for the production of color photographic images |
| US2616806A (en) * | 1949-03-04 | 1952-11-04 | Gaspar | Process for the manufacture of colored photographic images |
| US2681856A (en) * | 1949-04-04 | 1954-06-22 | Gaspar | Photographic material and process for making an azo dye bleachout image |
| US4187108A (en) * | 1977-02-07 | 1980-02-05 | Eastman Kodak Company | Heat developable material and process |
| US4404273A (en) * | 1980-12-15 | 1983-09-13 | Ciba-Geigy Ag | Process for the production of photographic color images by the silver dye bleach process |
-
0
- BE BE392898D patent/BE392898A/xx unknown
-
1932
- 1932-12-07 US US646212A patent/US2071688A/en not_active Expired - Lifetime
- 1932-12-09 FR FR747252D patent/FR747252A/fr not_active Expired
- 1932-12-09 GB GB34996/32A patent/GB416566A/en not_active Expired
- 1932-12-09 GB GB23059/34A patent/GB416660A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB416566A (en) | 1934-09-10 |
| GB416660A (en) | 1934-09-10 |
| FR747252A (fr) | 1933-06-14 |
| US2071688A (en) | 1937-02-23 |