FR551942A - Machine à éprouver les films - Google Patents

Machine à éprouver les films

Info

Publication number
FR551942A
FR551942A FR551942DA FR551942A FR 551942 A FR551942 A FR 551942A FR 551942D A FR551942D A FR 551942DA FR 551942 A FR551942 A FR 551942A
Authority
FR
France
Prior art keywords
testing machine
film testing
film
machine
testing
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
English (en)
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.)
PATHE EXCHANGE Inc
Original Assignee
PATHE EXCHANGE Inc
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 PATHE EXCHANGE Inc filed Critical PATHE EXCHANGE Inc
Application granted granted Critical
Publication of FR551942A publication Critical patent/FR551942A/fr
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)
FR551942D 1922-05-23 1922-05-23 Machine à éprouver les films Expired FR551942A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR551942T 1922-05-23

Publications (1)

Publication Number Publication Date
FR551942A true FR551942A (fr) 1923-04-17

Family

ID=8937224

Family Applications (1)

Application Number Title Priority Date Filing Date
FR551942D Expired FR551942A (fr) 1922-05-23 1922-05-23 Machine à éprouver les films

Country Status (1)

Country Link
FR (1) FR551942A (fr)

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