FR484136A - Écran pour projections cinématographiques et autres projections lumineuses - Google Patents

Écran pour projections cinématographiques et autres projections lumineuses

Info

Publication number
FR484136A
FR484136A FR484136A FR484136DA FR484136A FR 484136 A FR484136 A FR 484136A FR 484136 A FR484136 A FR 484136A FR 484136D A FR484136D A FR 484136DA FR 484136 A FR484136 A FR 484136A
Authority
FR
France
Prior art keywords
projections
screen
cinematographic
light
light 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
FR484136A
Other languages
English (en)
Inventor
Joseph Chanteux
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR484136A publication Critical patent/FR484136A/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)
FR484136A 1916-01-27 1917-01-10 Écran pour projections cinématographiques et autres projections lumineuses Expired FR484136A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE484136X 1916-01-27

Publications (1)

Publication Number Publication Date
FR484136A true FR484136A (fr) 1917-09-07

Family

ID=1520959

Family Applications (1)

Application Number Title Priority Date Filing Date
FR484136A Expired FR484136A (fr) 1916-01-27 1917-01-10 Écran pour projections cinématographiques et autres projections lumineuses

Country Status (1)

Country Link
FR (1) FR484136A (fr)

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