FR478787A - Ecran pour projections cinématographiques - Google Patents

Ecran pour projections cinématographiques

Info

Publication number
FR478787A
FR478787A FR478787A FR478787DA FR478787A FR 478787 A FR478787 A FR 478787A FR 478787 A FR478787 A FR 478787A FR 478787D A FR478787D A FR 478787DA FR 478787 A FR478787 A FR 478787A
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
FR478787A
Other languages
English (en)
Inventor
Frank Butterworth
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 FR478787A publication Critical patent/FR478787A/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
    • G03B21/606—Projection screens characterised by the nature of the surface for relief projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR478787A 1914-05-28 1915-05-22 Ecran pour projections cinématographiques Expired FR478787A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB478787X 1914-05-28

Publications (1)

Publication Number Publication Date
FR478787A true FR478787A (fr) 1916-01-07

Family

ID=1516254

Family Applications (1)

Application Number Title Priority Date Filing Date
FR478787A Expired FR478787A (fr) 1914-05-28 1915-05-22 Ecran pour projections cinématographiques

Country Status (1)

Country Link
FR (1) FR478787A (fr)

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