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FR684881A - Process for the production of photographic prints - Google Patents

Process for the production of photographic prints

Info

Publication number
FR684881A
FR684881A FR684881DA FR684881A FR 684881 A FR684881 A FR 684881A FR 684881D A FR684881D A FR 684881DA FR 684881 A FR684881 A FR 684881A
Authority
FR
France
Prior art keywords
production
photographic prints
prints
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
Other languages
French (fr)
Inventor
Robert Lantz
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.)
Societe Anonyme de Matieres Colorantes et Produits Chimiques Francolor
Original Assignee
Societe Anonyme de Matieres Colorantes et Produits Chimiques Francolor
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 Societe Anonyme de Matieres Colorantes et Produits Chimiques Francolor filed Critical Societe Anonyme de Matieres Colorantes et Produits Chimiques Francolor
Application granted granted Critical
Publication of FR684881A publication Critical patent/FR684881A/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
    • G03C1/58—Coupling substances therefor

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)
  • Heat Sensitive Colour Forming Recording (AREA)
FR684881D 1929-02-09 1929-02-09 Process for the production of photographic prints Expired FR684881A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR684881T 1929-02-09

Publications (1)

Publication Number Publication Date
FR684881A true FR684881A (en) 1930-07-02

Family

ID=9024671

Family Applications (1)

Application Number Title Priority Date Filing Date
FR684881D Expired FR684881A (en) 1929-02-09 1929-02-09 Process for the production of photographic prints

Country Status (4)

Country Link
US (1) US1857920A (en)
BE (1) BE367501A (en)
FR (1) FR684881A (en)
GB (1) GB340166A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2537098A (en) * 1946-04-12 1951-01-09 Gen Aniline & Film Corp Sulfonamide azo coupling components used in diazo types
GB1052977A (en) * 1963-09-14
US3420665A (en) * 1965-08-30 1969-01-07 Addressograph Multigraph Heat-sensitive diazotype materials
ZA6706734B (en) * 1966-11-10
GB1278640A (en) * 1969-01-09 1972-06-21 Ricoh Kk Improvements in and relating to photosensitive materials

Also Published As

Publication number Publication date
GB340166A (en) 1930-12-24
US1857920A (en) 1932-05-10
BE367501A (en)

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