BE438800A - - Google Patents

Info

Publication number
BE438800A
BE438800A BE438800DA BE438800A BE 438800 A BE438800 A BE 438800A BE 438800D A BE438800D A BE 438800DA BE 438800 A BE438800 A BE 438800A
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 BE438800A publication Critical patent/BE438800A/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)
BE438800D 1939-05-23 BE438800A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE215962X 1939-05-23

Publications (1)

Publication Number Publication Date
BE438800A true BE438800A (fr)

Family

ID=5826725

Family Applications (1)

Application Number Title Priority Date Filing Date
BE438800D BE438800A (fr) 1939-05-23

Country Status (3)

Country Link
US (1) US2286656A (fr)
BE (1) BE438800A (fr)
CH (1) CH215962A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2490605A (en) * 1946-05-24 1949-12-06 Gen Aniline & Film Corp Diazotype light-sensitive layers containing 4-bromoresorcinol

Also Published As

Publication number Publication date
US2286656A (en) 1942-06-16
CH215962A (de) 1941-07-31

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