FR807776A - Developers for the production of color images by color development - Google Patents
Developers for the production of color images by color developmentInfo
- Publication number
- FR807776A FR807776A FR807776DA FR807776A FR 807776 A FR807776 A FR 807776A FR 807776D A FR807776D A FR 807776DA FR 807776 A FR807776 A FR 807776A
- Authority
- FR
- France
- Prior art keywords
- color
- developers
- production
- images
- development
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/32—Colour coupling substances
- G03C7/36—Couplers containing compounds with active methylene groups
- G03C7/38—Couplers containing compounds with active methylene groups in rings
- G03C7/381—Heterocyclic compounds
- G03C7/3815—Heterocyclic compounds with one heterocyclic ring
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEI0052797 | 1935-07-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR807776A true FR807776A (en) | 1937-01-21 |
Family
ID=7193439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR807776D Expired FR807776A (en) | 1935-07-13 | 1936-07-01 | Developers for the production of color images by color development |
Country Status (4)
Country | Link |
---|---|
US (1) | US2124612A (en) |
BE (1) | BE416224A (en) |
FR (1) | FR807776A (en) |
NL (1) | NL44832C (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE542229A (en) * | 1954-10-22 |
-
0
- NL NL44832D patent/NL44832C/xx active
- BE BE416224D patent/BE416224A/xx unknown
-
1936
- 1936-07-01 FR FR807776D patent/FR807776A/en not_active Expired
- 1936-07-07 US US89458A patent/US2124612A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
BE416224A (en) | |
NL44832C (en) | |
US2124612A (en) | 1938-07-26 |
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