GB685608A - Colour photographic process - Google Patents

Colour photographic process

Info

Publication number
GB685608A
GB685608A GB491449A GB491449A GB685608A GB 685608 A GB685608 A GB 685608A GB 491449 A GB491449 A GB 491449A GB 491449 A GB491449 A GB 491449A GB 685608 A GB685608 A GB 685608A
Authority
GB
United Kingdom
Prior art keywords
colour
record
duplicate
false
positive
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
GB491449A
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB491549A priority Critical patent/GB685609A/en
Priority to GB491449A priority patent/GB685608A/en
Priority to FR1018314D priority patent/FR1018314A/fr
Priority to BE494117D priority patent/BE494117A/xx
Priority to FR1018313D priority patent/FR1018313A/fr
Priority to BE494118D priority patent/BE494118A/xx
Publication of GB685608A publication Critical patent/GB685608A/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
    • G03C7/18—Processes for the correction of the colour image in subtractive colour photography

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Color Image Communication Systems (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
GB491449A 1949-02-23 1949-02-23 Colour photographic process Expired GB685608A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB491549A GB685609A (en) 1949-02-23 1949-02-23 Colour photographic process
GB491449A GB685608A (en) 1949-02-23 1949-02-23 Colour photographic process
FR1018314D FR1018314A (fr) 1949-02-23 1950-02-23 Perfectionnements à la photographie en couleurs
BE494117D BE494117A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1949-02-23 1950-02-23
FR1018313D FR1018313A (fr) 1949-02-23 1950-02-23 Procédé et dispositif pour la photographie en couleurs
BE494118D BE494118A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1949-02-23 1950-02-23

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB491549A GB685609A (en) 1949-02-23 1949-02-23 Colour photographic process
GB491449A GB685608A (en) 1949-02-23 1949-02-23 Colour photographic process

Publications (1)

Publication Number Publication Date
GB685608A true GB685608A (en) 1953-01-07

Family

ID=26239466

Family Applications (2)

Application Number Title Priority Date Filing Date
GB491449A Expired GB685608A (en) 1949-02-23 1949-02-23 Colour photographic process
GB491549A Expired GB685609A (en) 1949-02-23 1949-02-23 Colour photographic process

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB491549A Expired GB685609A (en) 1949-02-23 1949-02-23 Colour photographic process

Country Status (3)

Country Link
BE (2) BE494118A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (2) FR1018314A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (2) GB685608A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
FR1018314A (fr) 1953-01-06
FR1018313A (fr) 1953-01-06
BE494117A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1950-08-23
BE494118A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1950-08-23
GB685609A (en) 1953-01-07

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