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FR735042A - Perfectionnements aux appareils de projections cinématographiques - Google Patents

Perfectionnements aux appareils de projections cinématographiques

Info

Publication number
FR735042A
FR735042A FR735042DA FR735042A FR 735042 A FR735042 A FR 735042A FR 735042D A FR735042D A FR 735042DA FR 735042 A FR735042 A FR 735042A
Authority
FR
France
Prior art keywords
projection devices
cinematographic projection
cinematographic
devices
projection
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.)
CIE RADIO CINEMA
Original Assignee
CIE RADIO CINEMA
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 CIE RADIO CINEMA filed Critical CIE RADIO CINEMA
Application granted granted Critical
Publication of FR735042A publication Critical patent/FR735042A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B9/00Exposure-making shutters; Diaphragms
    • G03B9/08Shutters
    • G03B9/10Blade or disc rotating or pivoting about axis normal to its plane

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR735042D 1931-07-08 1931-07-08 Perfectionnements aux appareils de projections cinématographiques Expired FR735042A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR735042T 1931-07-08

Publications (1)

Publication Number Publication Date
FR735042A true FR735042A (fr) 1932-11-02

Family

ID=9130253

Family Applications (1)

Application Number Title Priority Date Filing Date
FR735042D Expired FR735042A (fr) 1931-07-08 1931-07-08 Perfectionnements aux appareils de projections cinématographiques

Country Status (1)

Country Link
FR (1) FR735042A (fr)

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