FR774955A - Improvements to cinematographic projectors - Google Patents

Improvements to cinematographic projectors

Info

Publication number
FR774955A
FR774955A FR774955DA FR774955A FR 774955 A FR774955 A FR 774955A FR 774955D A FR774955D A FR 774955DA FR 774955 A FR774955 A FR 774955A
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
Andre Leon Victor Cleme 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 FR774955A publication Critical patent/FR774955A/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
    • G03B21/20—Lamp housings
    • 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
    • G03B21/145—Housing details, e.g. position adjustments thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR774955D 1933-09-13 1933-09-13 Improvements to cinematographic projectors Expired FR774955A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR774955T 1933-09-13

Publications (1)

Publication Number Publication Date
FR774955A true FR774955A (en) 1934-12-17

Family

ID=9200169

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774955D Expired FR774955A (en) 1933-09-13 1933-09-13 Improvements to cinematographic projectors

Country Status (1)

Country Link
FR (1) FR774955A (en)

Similar Documents

Publication Publication Date Title
FR767190A (en) Improvements to photographic emulsions
FR765541A (en) Improvements to cameras
FR44830E (en) Improvements to cinematographic projectors
FR756942A (en) Improvements to cinematographic projectors
FR774955A (en) Improvements to cinematographic projectors
FR797523A (en) Improvements relating to cinematographic screens
FR794608A (en) Improvements to stereophotographic cameras
FR45877E (en) Improvements to cinematographic projectors
FR764182A (en) Improvements to cinematographic screens
FR44054E (en) Projector
FR45727E (en) Improvements to cinematographic projectors
FR45625E (en) Improvements to cinematographic projectors
FR752105A (en) Advanced projector
FR749549A (en) Advanced projector
FR834545A (en) Improvements to cinematographic projectors
FR733493A (en) Improvements to cinematographic projectors
FR782890A (en) Improvements to cinematographic devices
FR788158A (en) Improvements to cameras
FR770663A (en) Improvements to cinematographic devices
FR789734A (en) Cinematographic projector
FR755136A (en) Improvements to thermo-ionic lamps
FR770355A (en) Improvements to sound cinematographic films
FR751609A (en) Improvements to cameras
FR780649A (en) Improvements to cameras
FR781730A (en) Improvements to photographic shutters