BE436707A - - Google Patents

Info

Publication number
BE436707A
BE436707A BE436707DA BE436707A BE 436707 A BE436707 A BE 436707A BE 436707D A BE436707D A BE 436707DA BE 436707 A BE436707 A BE 436707A
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 BE436707A publication Critical patent/BE436707A/xx

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/32Colour coupling substances
    • G03C7/36Couplers containing compounds with active methylene groups

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE436707D 1938-10-20 BE436707A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3032838A GB521550A (en) 1938-10-20 1938-10-20 Improvements in and relating to colour forming developers and processes of colour development

Publications (1)

Publication Number Publication Date
BE436707A true BE436707A (en:Method)

Family

ID=10305897

Family Applications (1)

Application Number Title Priority Date Filing Date
BE436707D BE436707A (en:Method) 1938-10-20

Country Status (2)

Country Link
BE (1) BE436707A (en:Method)
GB (1) GB521550A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4396701A (en) * 1981-09-11 1983-08-02 Drexler Technology Corporation Highly absorptive dye-containing underlayer for laser recording and data storage media

Also Published As

Publication number Publication date
GB521550A (en) 1940-05-24

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