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FR799889A - Dispositif dérouleur de film - Google Patents

Dispositif dérouleur de film

Info

Publication number
FR799889A
FR799889A FR799889DA FR799889A FR 799889 A FR799889 A FR 799889A FR 799889D A FR799889D A FR 799889DA FR 799889 A FR799889 A FR 799889A
Authority
FR
France
Prior art keywords
unwinding device
film unwinding
film
unwinding
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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
Ernst Leitz GmbH
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 Ernst Leitz Wetzlar GmbH, Ernst Leitz GmbH filed Critical Ernst Leitz Wetzlar GmbH
Application granted granted Critical
Publication of FR799889A publication Critical patent/FR799889A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/43—Driving mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR799889D 1935-12-26 1935-12-26 Dispositif dérouleur de film Expired FR799889A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR799889T 1935-12-26

Publications (1)

Publication Number Publication Date
FR799889A true FR799889A (fr) 1936-06-22

Family

ID=1552984

Family Applications (1)

Application Number Title Priority Date Filing Date
FR799889D Expired FR799889A (fr) 1935-12-26 1935-12-26 Dispositif dérouleur de film

Country Status (1)

Country Link
FR (1) FR799889A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441863A1 (fr) * 1978-11-17 1980-06-13 Gasse Robert Perfectionnements aux appareils pour la realisation de copies de microfilms et analogues a partir des originaux

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441863A1 (fr) * 1978-11-17 1980-06-13 Gasse Robert Perfectionnements aux appareils pour la realisation de copies de microfilms et analogues a partir des originaux

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