FR45877E - Improvements to cinematographic projectors - Google Patents

Improvements to cinematographic projectors

Info

Publication number
FR45877E
FR45877E FR45877DA FR45877E FR 45877 E FR45877 E FR 45877E FR 45877D A FR45877D A FR 45877DA FR 45877 E FR45877 E FR 45877E
Authority
FR
France
Prior art keywords
cinematographic projectors
cinematographic
projectors
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
Debrie
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 FR45877E publication Critical patent/FR45877E/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
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR45877D 1935-02-26 1935-02-26 Improvements to cinematographic projectors Expired FR45877E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR45877T 1935-02-26

Publications (1)

Publication Number Publication Date
FR45877E true FR45877E (en) 1935-12-27

Family

ID=8681570

Family Applications (1)

Application Number Title Priority Date Filing Date
FR45877D Expired FR45877E (en) 1935-02-26 1935-02-26 Improvements to cinematographic projectors

Country Status (1)

Country Link
FR (1) FR45877E (en)

Similar Documents

Publication Publication Date Title
FR803584A (en) Improvements to photographic films
FR797523A (en) Improvements relating to cinematographic screens
FR45877E (en) Improvements to cinematographic projectors
FR798215A (en) Improvements to cameras
FR799925A (en) Improvements to phonographs
FR803140A (en) Improvements to cinematographic projection devices
FR774955A (en) Improvements to cinematographic projectors
FR756942A (en) Improvements to cinematographic projectors
FR44830E (en) Improvements to cinematographic projectors
FR45625E (en) Improvements to cinematographic projectors
FR45727E (en) Improvements to cinematographic projectors
FR834545A (en) Improvements to cinematographic projectors
FR808762A (en) Improvements to photographic emulsions
FR816555A (en) Cinematographic projector
FR789734A (en) Cinematographic projector
FR803568A (en) Improvements to photographic developers
FR782890A (en) Improvements to cinematographic devices
FR831476A (en) Improvements to cinematographic screens
FR797828A (en) Improvements to cinematographic devices
FR808842A (en) Improvements to cinematographic devices
FR789840A (en) Improvements to cinematographic projection devices
FR764182A (en) Improvements to cinematographic screens
FR733493A (en) Improvements to cinematographic projectors
FR805859A (en) Improvements to cameras
FR800106A (en) Improvements to cameras