FR44551E - Improvements to photographic printers - Google Patents

Improvements to photographic printers

Info

Publication number
FR44551E
FR44551E FR44551DA FR44551E FR 44551 E FR44551 E FR 44551E FR 44551D A FR44551D A FR 44551DA FR 44551 E FR44551 E FR 44551E
Authority
FR
France
Prior art keywords
photographic printers
printers
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
Pierre Marcellin Priou
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 FR44551E publication Critical patent/FR44551E/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/02—Exposure apparatus for contact printing
    • G03B27/14—Details
    • G03B27/16—Illumination arrangements, e.g. positioning of lamps, positioning of reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR44551D 1933-12-23 1933-12-23 Improvements to photographic printers Expired FR44551E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR44551T 1933-12-23

Publications (1)

Publication Number Publication Date
FR44551E true FR44551E (en) 1935-03-04

Family

ID=8680373

Family Applications (1)

Application Number Title Priority Date Filing Date
FR44551D Expired FR44551E (en) 1933-12-23 1933-12-23 Improvements to photographic printers

Country Status (1)

Country Link
FR (1) FR44551E (en)

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