FR723686A - Cinematographic apparatus - Google Patents

Cinematographic apparatus

Info

Publication number
FR723686A
FR723686A FR723686DA FR723686A FR 723686 A FR723686 A FR 723686A FR 723686D A FR723686D A FR 723686DA FR 723686 A FR723686 A FR 723686A
Authority
FR
France
Prior art keywords
cinematographic apparatus
cinematographic
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
Theodorus Marie Erasmus Testa
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 FR723686A publication Critical patent/FR723686A/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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/02—Viewfinders
    • G03B13/06—Viewfinders with lenses with or without reflectors
    • 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)
FR723686D 1931-09-29 1931-09-29 Cinematographic apparatus Expired FR723686A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR723686T 1931-09-29

Publications (1)

Publication Number Publication Date
FR723686A true FR723686A (en) 1932-04-13

Family

ID=9105812

Family Applications (1)

Application Number Title Priority Date Filing Date
FR723686D Expired FR723686A (en) 1931-09-29 1931-09-29 Cinematographic apparatus

Country Status (1)

Country Link
FR (1) FR723686A (en)

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