FR656962A - Improvements in photographic reproduction - Google Patents

Improvements in photographic reproduction

Info

Publication number
FR656962A
FR656962A FR656962DA FR656962A FR 656962 A FR656962 A FR 656962A FR 656962D A FR656962D A FR 656962DA FR 656962 A FR656962 A FR 656962A
Authority
FR
France
Prior art keywords
photographic reproduction
photographic
reproduction
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
Other languages
French (fr)
Inventor
Rudolf Fritsche
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 filed Critical
Application granted granted Critical
Publication of FR656962A publication Critical patent/FR656962A/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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/40—Chemically transforming developed images
    • 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
    • G03C1/64—Compositions containing iron compounds as photosensitive substances

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
FR656962D 1927-07-06 1928-07-03 Improvements in photographic reproduction Expired FR656962A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US656962XA 1927-07-06 1927-07-06

Publications (1)

Publication Number Publication Date
FR656962A true FR656962A (en) 1929-05-15

Family

ID=22064492

Family Applications (1)

Application Number Title Priority Date Filing Date
FR656962D Expired FR656962A (en) 1927-07-06 1928-07-03 Improvements in photographic reproduction

Country Status (1)

Country Link
FR (1) FR656962A (en)

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