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BE748263A - NEW PROJECTION SCREEN - Google Patents

NEW PROJECTION SCREEN

Info

Publication number
BE748263A
BE748263A BE748263DA BE748263A BE 748263 A BE748263 A BE 748263A BE 748263D A BE748263D A BE 748263DA BE 748263 A BE748263 A BE 748263A
Authority
BE
Belgium
Prior art keywords
projection screen
new projection
new
screen
projection
Prior art date
Application number
Other languages
French (fr)
Inventor
E D Morrison
R F Williams Jr
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of BE748263A publication Critical patent/BE748263A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • 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

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Overhead Projectors And Projection Screens (AREA)
BE748263D 1969-04-02 1970-03-31 NEW PROJECTION SCREEN BE748263A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US82323369A 1969-04-02 1969-04-02
US83871669A 1969-07-02 1969-07-02

Publications (1)

Publication Number Publication Date
BE748263A true BE748263A (en) 1970-08-31

Family

ID=27124721

Family Applications (1)

Application Number Title Priority Date Filing Date
BE748263D BE748263A (en) 1969-04-02 1970-03-31 NEW PROJECTION SCREEN

Country Status (2)

Country Link
BE (1) BE748263A (en)
FR (1) FR2042741A5 (en)

Also Published As

Publication number Publication date
FR2042741A5 (en) 1971-02-12

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