GB471360A - Improvements relating to photographic reproduction - Google Patents

Improvements relating to photographic reproduction

Info

Publication number
GB471360A
GB471360A GB6288/36A GB628836A GB471360A GB 471360 A GB471360 A GB 471360A GB 6288/36 A GB6288/36 A GB 6288/36A GB 628836 A GB628836 A GB 628836A GB 471360 A GB471360 A GB 471360A
Authority
GB
United Kingdom
Prior art keywords
colour
picture
areas
photographic reproduction
march
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
GB6288/36A
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 GB471360A publication Critical patent/GB471360A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F3/00—Colour separation; Correction of tonal value
    • G03F3/04—Colour separation; Correction of tonal value by photographic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Printing Methods (AREA)
GB6288/36A 1935-03-01 1936-03-02 Improvements relating to photographic reproduction Expired GB471360A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU471360X 1935-03-01

Publications (1)

Publication Number Publication Date
GB471360A true GB471360A (en) 1937-09-02

Family

ID=10979275

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6288/36A Expired GB471360A (en) 1935-03-01 1936-03-02 Improvements relating to photographic reproduction

Country Status (4)

Country Link
US (1) US2158951A (de)
DE (1) DE686137C (de)
FR (1) FR802509A (de)
GB (1) GB471360A (de)

Also Published As

Publication number Publication date
FR802509A (fr) 1936-09-07
US2158951A (en) 1939-05-16
DE686137C (de) 1940-01-04

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