FR470712A - Screen for projections - Google Patents

Screen for projections

Info

Publication number
FR470712A
FR470712A FR470712A FR470712DA FR470712A FR 470712 A FR470712 A FR 470712A FR 470712 A FR470712 A FR 470712A FR 470712D A FR470712D A FR 470712DA FR 470712 A FR470712 A FR 470712A
Authority
FR
France
Prior art keywords
projections
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
FR470712A
Other languages
French (fr)
Inventor
Austin Day Brixey
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 FR470712A publication Critical patent/FR470712A/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
    • G03B21/62—Translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR470712A 1913-09-30 1914-04-09 Screen for projections Expired FR470712A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US470712XA 1913-09-30 1913-09-30

Publications (1)

Publication Number Publication Date
FR470712A true FR470712A (en) 1914-09-26

Family

ID=1509043

Family Applications (1)

Application Number Title Priority Date Filing Date
FR470712A Expired FR470712A (en) 1913-09-30 1914-04-09 Screen for projections

Country Status (1)

Country Link
FR (1) FR470712A (en)

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