FR1192031A - Ecran cinématographique - Google Patents

Ecran cinématographique

Info

Publication number
FR1192031A
FR1192031A FR1192031DA FR1192031A FR 1192031 A FR1192031 A FR 1192031A FR 1192031D A FR1192031D A FR 1192031DA FR 1192031 A FR1192031 A FR 1192031A
Authority
FR
France
Prior art keywords
cinematographic
screen
cinematographic screen
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
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Andrew Smith Harkness Ltd
Original Assignee
Andrew Smith Harkness Ltd
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 by Andrew Smith Harkness Ltd filed Critical Andrew Smith Harkness Ltd
Application granted granted Critical
Publication of FR1192031A publication Critical patent/FR1192031A/fr
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)
FR1192031D 1957-03-01 1958-02-27 Ecran cinématographique Expired FR1192031A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1192031X 1957-03-01

Publications (1)

Publication Number Publication Date
FR1192031A true FR1192031A (fr) 1959-10-23

Family

ID=10881205

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1192031D Expired FR1192031A (fr) 1957-03-01 1958-02-27 Ecran cinématographique

Country Status (1)

Country Link
FR (1) FR1192031A (fr)

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