FR1022417A - screen for cinematographic projections - Google Patents

screen for cinematographic projections

Info

Publication number
FR1022417A
FR1022417A FR1022417DA FR1022417A FR 1022417 A FR1022417 A FR 1022417A FR 1022417D A FR1022417D A FR 1022417DA FR 1022417 A FR1022417 A FR 1022417A
Authority
FR
France
Prior art keywords
screen
cinematographic
projections
cinematographic projections
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
Jeanne-Augustine Raynaud
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 FR1022417A publication Critical patent/FR1022417A/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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1022417D 1950-07-24 1950-07-24 screen for cinematographic projections Expired FR1022417A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1022417T 1950-07-24

Publications (1)

Publication Number Publication Date
FR1022417A true FR1022417A (en) 1953-03-04

Family

ID=9577611

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1022417D Expired FR1022417A (en) 1950-07-24 1950-07-24 screen for cinematographic projections

Country Status (1)

Country Link
FR (1) FR1022417A (en)

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