BE431763A - - Google Patents

Info

Publication number
BE431763A
BE431763A BE431763DA BE431763A BE 431763 A BE431763 A BE 431763A BE 431763D A BE431763D A BE 431763DA BE 431763 A BE431763 A BE 431763A
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 BE431763A publication Critical patent/BE431763A/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
    • G03C1/00—Photosensitive materials
    • G03C1/52—Compositions containing diazo compounds as photosensitive substances
    • G03C1/58—Coupling substances therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
BE431763D 1938-01-26 BE431763A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE210212X 1938-01-26

Publications (1)

Publication Number Publication Date
BE431763A true BE431763A (zh)

Family

ID=5796178

Family Applications (1)

Application Number Title Priority Date Filing Date
BE431763D BE431763A (zh) 1938-01-26

Country Status (6)

Country Link
US (1) US2212959A (zh)
BE (1) BE431763A (zh)
CH (1) CH210212A (zh)
FR (1) FR849407A (zh)
GB (1) GB523922A (zh)
NL (1) NL49311C (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE468903A (zh) * 1945-08-18
US2548845A (en) * 1948-12-16 1951-04-10 Gen Aniline & Film Corp 4-hydroxy-2-alkylbenzimidazoles as azo coupling components in diazotypes
NL76649C (zh) * 1949-04-09
NL254486A (zh) * 1960-08-03
FR2180529B1 (zh) * 1972-04-20 1974-07-26 Cellophane Sa
JPS54136319A (en) * 1978-04-14 1979-10-23 Ricoh Co Ltd Coupling component for diazo photosensitive paper

Also Published As

Publication number Publication date
NL49311C (zh)
GB523922A (en) 1940-07-25
US2212959A (en) 1940-08-27
CH210212A (de) 1940-06-30
FR849407A (fr) 1939-11-23

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