FR734231A - Process for the production of photographic copies - Google Patents

Process for the production of photographic copies

Info

Publication number
FR734231A
FR734231A FR734231DA FR734231A FR 734231 A FR734231 A FR 734231A FR 734231D A FR734231D A FR 734231DA FR 734231 A FR734231 A FR 734231A
Authority
FR
France
Prior art keywords
production
photographic copies
photographic
copies
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)
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.)
Kalle GmbH and Co KG
Original Assignee
Kalle GmbH and Co KG
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 Kalle GmbH and Co KG filed Critical Kalle GmbH and Co KG
Application granted granted Critical
Publication of FR734231A publication Critical patent/FR734231A/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
    • G03C5/18—Diazo-type processes, e.g. thermal development, or agents therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
FR734231D 1931-03-28 1932-03-26 Process for the production of photographic copies Expired FR734231A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE391963X 1931-03-28

Publications (1)

Publication Number Publication Date
FR734231A true FR734231A (en) 1932-10-18

Family

ID=6382831

Family Applications (1)

Application Number Title Priority Date Filing Date
FR734231D Expired FR734231A (en) 1931-03-28 1932-03-26 Process for the production of photographic copies

Country Status (3)

Country Link
US (1) US1967371A (en)
FR (1) FR734231A (en)
GB (1) GB391963A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442061A (en) * 1944-09-26 1948-05-25 Gen Aniline & Film Corp Acid stabilized light-sensitive diazotype coating
US2489728A (en) * 1947-09-16 1949-11-29 Gen Aniline & Film Corp Monobasic salts of phosphate acids as stabilizers for diazotype prints
US2649373A (en) * 1948-10-18 1953-08-18 Warren S D Co Paper printing foils for lithographic purposes and a process of preparing them
NL82334C (en) * 1951-03-20
US2741558A (en) * 1952-03-11 1956-04-10 Grinten Chem L V D Process for the manufacture of diazotype copies
NL80603C (en) * 1952-08-13
BE789196A (en) * 1971-09-25 1973-03-22 Kalle Ag PHOTOSENSITIVE COPY MATERIAL
US4196003A (en) * 1974-02-01 1980-04-01 Fuji Photo Film Co., Ltd. Light-sensitive o-quinone diazide copying composition

Also Published As

Publication number Publication date
US1967371A (en) 1934-07-24
GB391963A (en) 1933-05-11

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