FR592955A - Improvements to cinematographic devices - Google Patents

Improvements to cinematographic devices

Info

Publication number
FR592955A
FR592955A FR592955DA FR592955A FR 592955 A FR592955 A FR 592955A FR 592955D A FR592955D A FR 592955DA FR 592955 A FR592955 A FR 592955A
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
Witold Klimowicz
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 FR592955A publication Critical patent/FR592955A/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
    • G03B21/26—Projecting separately subsidiary matter simultaneously with main image
FR592955D 1925-02-06 1925-02-06 Improvements to cinematographic devices Expired FR592955A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR592955T 1925-02-06

Publications (1)

Publication Number Publication Date
FR592955A true FR592955A (en) 1925-08-13

Family

ID=8965177

Family Applications (1)

Application Number Title Priority Date Filing Date
FR592955D Expired FR592955A (en) 1925-02-06 1925-02-06 Improvements to cinematographic devices

Country Status (1)

Country Link
FR (1) FR592955A (en)

Similar Documents

Publication Publication Date Title
FR580420A (en) Improvements to cinematographic devices
FR631777A (en) Improvements to cinematographic devices
FR621205A (en) Improvements to cinematographic projection devices
FR612334A (en) Improvements to cinematographic projection devices
FR595094A (en) Improvements to bumper devices
FR606706A (en) Improvements to cinematographic devices
FR594467A (en) Improvements to cinematographic devices
FR593169A (en) Improvements to cinematographic devices
FR31467E (en) Improvements to cinematographic devices
FR592955A (en) Improvements to cinematographic devices
FR642986A (en) Improvements to cinematographic devices
FR647748A (en) Improvements to cinematographic devices
FR33497E (en) Improvements to cinematographic devices
FR608213A (en) Improvements to cameras
FR605123A (en) Improvements to refrigeration devices
FR649914A (en) Improvements to cinematographic projection devices
FR620054A (en) Improvements to cinematographic projection devices
FR31776E (en) Improvements to thermo-ionic devices
FR643277A (en) Improvements to projection devices
FR580430A (en) Improvements to cinematographic devices
FR578501A (en) Improvements to cinematographic devices
FR575293A (en) Improvements to cinematographic devices
FR612622A (en) Improvements to cinematographic devices
FR33271E (en) Improvements to cinematographic devices
FR626964A (en) Improvements to cinematographic devices