FR759347A - Improvements to cinematographic devices - Google Patents

Improvements to cinematographic devices

Info

Publication number
FR759347A
FR759347A FR759347DA FR759347A FR 759347 A FR759347 A FR 759347A FR 759347D A FR759347D A FR 759347DA FR 759347 A FR759347 A FR 759347A
Authority
FR
France
Prior art keywords
cinematographic
devices
cinematographic devices
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
Benjamin Ellan Luboshez
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 FR759347A publication Critical patent/FR759347A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR759347D 1932-08-16 1933-08-07 Improvements to cinematographic devices Expired FR759347A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB759347X 1932-08-16

Publications (1)

Publication Number Publication Date
FR759347A true FR759347A (en) 1934-02-01

Family

ID=10496734

Family Applications (1)

Application Number Title Priority Date Filing Date
FR759347D Expired FR759347A (en) 1932-08-16 1933-08-07 Improvements to cinematographic devices

Country Status (1)

Country Link
FR (1) FR759347A (en)

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