GB513554A - Improvements in the production of multi-colour photographic pictures - Google Patents

Improvements in the production of multi-colour photographic pictures

Info

Publication number
GB513554A
GB513554A GB1136338A GB1136338A GB513554A GB 513554 A GB513554 A GB 513554A GB 1136338 A GB1136338 A GB 1136338A GB 1136338 A GB1136338 A GB 1136338A GB 513554 A GB513554 A GB 513554A
Authority
GB
United Kingdom
Prior art keywords
april
production
sensitive layer
ferric salt
silver
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB1136338A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of GB513554A publication Critical patent/GB513554A/en
Expired legal-status Critical Current

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
    • G03C7/20—Subtractive colour processes using differently sensitised films, each coated on its own base, e.g. bipacks, tripacks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB1136338A 1937-04-13 1938-04-13 Improvements in the production of multi-colour photographic pictures Expired GB513554A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0057699 1937-04-13

Publications (1)

Publication Number Publication Date
GB513554A true GB513554A (en) 1939-10-16

Family

ID=7194624

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1136338A Expired GB513554A (en) 1937-04-13 1938-04-13 Improvements in the production of multi-colour photographic pictures

Country Status (3)

Country Link
BE (1) BE427519A (enExample)
FR (1) FR836592A (enExample)
GB (1) GB513554A (enExample)

Also Published As

Publication number Publication date
BE427519A (enExample)
FR836592A (fr) 1939-01-20

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