BE429448A - - Google Patents

Info

Publication number
BE429448A
BE429448A BE429448DA BE429448A BE 429448 A BE429448 A BE 429448A BE 429448D A BE429448D A BE 429448DA BE 429448 A BE429448 A BE 429448A
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.)
Publication of BE429448A publication Critical patent/BE429448A/xx

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE429448D 1937-07-30 BE429448A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0058706 1937-07-30

Publications (1)

Publication Number Publication Date
BE429448A true BE429448A (ja)

Family

ID=7194843

Family Applications (1)

Application Number Title Priority Date Filing Date
BE429448D BE429448A (ja) 1937-07-30

Country Status (4)

Country Link
US (1) US2154918A (ja)
BE (1) BE429448A (ja)
FR (1) FR841425A (ja)
GB (1) GB504376A (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2440526A (en) * 1942-12-23 1948-04-27 Nellie W Solomon Fibrous sheet material for the electrolytic formation of an azo dyestuff thereon
US2433632A (en) * 1942-12-23 1947-12-30 Rca Corp Fibrous sheet material for the electrolytic formation of azo dye image records thereon
US2418748A (en) * 1944-06-07 1947-04-08 Gen Aniline & Film Corp Heterocyclic color couplers
US2421693A (en) * 1944-09-16 1947-06-03 Gen Aniline & Film Corp Imidazolone color formers
NL62542C (ja) * 1945-08-03
US2440954A (en) * 1945-08-23 1948-05-04 Du Pont Process for eliminating stain from color-yielding elements by treatment with aromatic aldehydes containing an acyl group
US2776116A (en) * 1953-10-29 1957-01-01 Acme Highway Prod Beam guard for highways and the like
DE3933238A1 (de) * 1989-10-05 1991-04-11 Agfa Gevaert Ag Farbfotografisches aufzeichnungsmaterial mit einem dir-kuppler

Also Published As

Publication number Publication date
US2154918A (en) 1939-04-18
FR841425A (fr) 1939-05-19
GB504376A (en) 1939-04-24

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