FR621687A - Cost-effective film production process - Google Patents

Cost-effective film production process

Info

Publication number
FR621687A
FR621687A FR621687DA FR621687A FR 621687 A FR621687 A FR 621687A FR 621687D A FR621687D A FR 621687DA FR 621687 A FR621687 A FR 621687A
Authority
FR
France
Prior art keywords
cost
production process
film production
effective film
effective
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
Victor Planchon
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 FR621687A publication Critical patent/FR621687A/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
    • G03C1/64—Compositions containing iron compounds as photosensitive substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR621687D 1926-01-13 1926-01-13 Cost-effective film production process Expired FR621687A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR621687T 1926-01-13

Publications (1)

Publication Number Publication Date
FR621687A true FR621687A (en) 1927-05-16

Family

ID=8985276

Family Applications (1)

Application Number Title Priority Date Filing Date
FR621687D Expired FR621687A (en) 1926-01-13 1926-01-13 Cost-effective film production process

Country Status (1)

Country Link
FR (1) FR621687A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1096195B (en) * 1958-08-09 1960-12-29 Zindler Lumoprint Kg Process for developing and stabilizing blueprint layers and material for carrying out this process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1096195B (en) * 1958-08-09 1960-12-29 Zindler Lumoprint Kg Process for developing and stabilizing blueprint layers and material for carrying out this process

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