BE425838A - - Google Patents

Info

Publication number: BE425838A
Authority: BE; Belgium

Application number

Priority date (The priority date 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 date listed.)

1937-01-21

Publication of BE425838A publication Critical patent/BE425838A/xx

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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Silver Salt Photography Or Processing Solution Therefor (AREA)

BE425838D 1937-01-21 BE425838A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DEI0056935		1937-01-21

Publications (1)

Publication Number	Publication Date
BE425838A true BE425838A (enrdf_load_html_response)

Family

ID=7194471

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE425838D BE425838A (enrdf_load_html_response)	1937-01-21

Country Status (4)

Country	Link
US (1)	US2268630A (enrdf_load_html_response)
BE (1)	BE425838A (enrdf_load_html_response)
FR (1)	FR832245A (enrdf_load_html_response)
GB (1)	GB511770A (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR961137A (enrdf_load_html_response) *	1947-02-17	1950-05-05
FR965348A (enrdf_load_html_response) *	1947-05-07	1950-09-08
US2623822A (en) *	1949-12-06	1952-12-30	Gen Aniline & Film Corp	Method of obtaining multicolored photographic images of increased color density
US2704710A (en) *	1950-04-18	1955-03-22	Gen Aniline & Film Corp	Precipitation of azo dyes in silver halide emulsions by means of guanidine and biguanide compounds containing long alkyl chains
BE519219A (enrdf_load_html_response) *	1952-04-15

0
- BE BE425838D patent/BE425838A/xx unknown
1938
- 1938-01-06 US US183588A patent/US2268630A/en not_active Expired - Lifetime
- 1938-01-18 FR FR832245D patent/FR832245A/fr not_active Expired
- 1938-01-19 GB GB1792/38A patent/GB511770A/en not_active Expired

Also Published As

Publication number	Publication date
FR832245A (fr)	1938-09-23
GB511770A (en)	1939-08-24
US2268630A (en)	1942-01-06

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