GB678911A - Improvements in or relating to methods of producing photographic records - Google Patents

Improvements in or relating to methods of producing photographic records

Info

Publication number
GB678911A
GB678911A GB1362/47A GB136247A GB678911A GB 678911 A GB678911 A GB 678911A GB 1362/47 A GB1362/47 A GB 1362/47A GB 136247 A GB136247 A GB 136247A GB 678911 A GB678911 A GB 678911A
Authority
GB
United Kingdom
Prior art keywords
gamma
developed
sensitized
exposing
photographic
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
GB1362/47A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB678911A publication Critical patent/GB678911A/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
    • G03C1/00—Photosensitive materials
    • G03C1/52—Compositions containing diazo compounds as photosensitive substances
    • G03C1/62—Metal compounds reducible to metal

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)
GB1362/47A 1946-01-18 1947-01-15 Improvements in or relating to methods of producing photographic records Expired GB678911A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL123018 1946-01-18

Publications (1)

Publication Number Publication Date
GB678911A true GB678911A (en) 1952-09-10

Family

ID=19750393

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1362/47A Expired GB678911A (en) 1946-01-18 1947-01-15 Improvements in or relating to methods of producing photographic records

Country Status (7)

Country Link
US (1) US2571671A (it)
BE (1) BE470580A (it)
CH (1) CH263994A (it)
DE (1) DE854886C (it)
FR (1) FR941053A (it)
GB (1) GB678911A (it)
NL (1) NL66149C (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE506160A (it) * 1950-10-03
US2733144A (en) * 1951-03-28 1956-01-31 Method of producing photographic

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US466534A (en) * 1892-01-05 Island
US1396770A (en) * 1919-06-14 1921-11-15 Eastman Kodak Co Method and apparatus for making photographic records
BE343949A (it) * 1926-07-09
US1904449A (en) * 1927-05-20 1933-04-18 Gen Electric Sound record film and film printing apparatus
US1861918A (en) * 1928-01-30 1932-06-07 Eastman Kodak Co Process of conditioning photographic films
US1880496A (en) * 1929-06-14 1932-10-04 Eastman Kodak Co Photographic film for sound and picture purposes
NL46296C (it) * 1930-02-05
FR735718A (fr) * 1931-07-21 1932-11-14 Procédé de préparation et de fixage de couches photographiques obtenues avec des dazosulfonates
FR741172A (it) * 1931-11-09 1933-02-08
US2062304A (en) * 1931-11-19 1936-12-01 Gaspar Bela Process for the production of a colored sound film
US1997507A (en) * 1932-03-09 1935-04-09 Vladimir C Akintievsky Process of photo-printing
BE407017A (it) * 1933-12-27
GB503092A (en) * 1937-05-27 1939-03-26 Eastman Kodak Co Improved process of treating sensitive photographic film
NL53832C (it) * 1937-08-09
US2252006A (en) * 1938-01-08 1941-08-12 Hartford Nat Bank & Trust Co Sound-picture film and method of printing the same
FR853868A (fr) * 1938-11-19 1940-03-30 Procédé permettant l'obtention de reproduction d'images au moyen de composés diazoïques

Also Published As

Publication number Publication date
US2571671A (en) 1951-10-16
CH263994A (de) 1949-09-30
NL66149C (it)
BE470580A (it)
DE854886C (de) 1952-11-06
FR941053A (fr) 1948-12-31

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