FR61763E - Improvements in cinematographic projection - Google Patents

Improvements in cinematographic projection

Info

Publication number
FR61763E
FR61763E FR61763DA FR61763E FR 61763 E FR61763 E FR 61763E FR 61763D A FR61763D A FR 61763DA FR 61763 E FR61763 E FR 61763E
Authority
FR
France
Prior art keywords
cinematographic projection
cinematographic
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
French (fr)
Inventor
Lucien Fromentin
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 FR61763E publication Critical patent/FR61763E/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
    • G03B1/00—Film strip handling
    • G03B1/42—Guiding, framing, or constraining film in desired position relative to lens system
    • G03B1/48—Gates or pressure devices, e.g. plate
    • G03B1/50—Gates or pressure devices, e.g. plate adjustable or interchangeable, e.g. for different film widths

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR61763D 1951-06-05 1951-06-05 Improvements in cinematographic projection Expired FR61763E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR61763T 1951-06-05

Publications (1)

Publication Number Publication Date
FR61763E true FR61763E (en) 1955-05-17

Family

ID=8695291

Family Applications (1)

Application Number Title Priority Date Filing Date
FR61763D Expired FR61763E (en) 1951-06-05 1951-06-05 Improvements in cinematographic projection

Country Status (1)

Country Link
FR (1) FR61763E (en)

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