TREA

Carriers operable to move pictures into, and out of, the projection or viewing position and carrying one or two pictures only in a removable manner also other devices not provided with a stock

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  • G03B23/14
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Parent Industries

GPHYSICS G03Photography G03BAPPARATUS 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 G03B23/00Devices for changing pictures in viewing apparatus or projectors

Current Industry

G03B23/14Carriers operable to move pictures into, and out of, the projection or viewing position and carrying one or two pictures only in a removable manner also other devices not provided with a stock
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Real-image variable-magnification viewfinder and imaging apparatus
    • Patent number 8,896,927
    • Issue date Nov 25, 2014
    • FUJIFILM Corporation
    • Hiroki Saito
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Precision film input gate
    • Patent number 5,172,279
    • Issue date Dec 15, 1992
    • Grumman Aerospace Corporation
    • Kenneth G. Leib
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Slide projector and slide tray
    • Patent number 4,601,559
    • Issue date Jul 22, 1986
    • Eckhart Oehmichen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Gravity-feed rotary tray slide projector
    • Patent number 4,291,955
    • Issue date Sep 29, 1981
    • Fernando Alvarez-Sabater
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Apparatus for viewing and sorting photographic slide transparencies
    • Patent number 4,249,329
    • Issue date Feb 10, 1981
    • Owen L. Lamb
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projection mask storage and carrier system
    • Patent number 4,248,508
    • Issue date Feb 3, 1981
    • The Perkin-Elmer Corporation
    • Theodore Watkin
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Gravity-feed rotary tray slide projector
    • Patent number 4,232,953
    • Issue date Nov 11, 1980
    • Fernando Alvarez-Sabater
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Transparency cassette and viewer or projector
    • Patent number 4,229,084
    • Issue date Oct 21, 1980
    • Tadashi Goto
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Slide projector for both magazine and single slide projection
    • Patent number 4,106,867
    • Issue date Aug 15, 1978
    • Rollei-Werke Franke & Heidecke
    • Reinhard Sobotta
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projector control mechanism
    • Patent number 4,008,953
    • Issue date Feb 22, 1977
    • Serge Besancenot
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3900254
    • Patent number 3,900,254
    • Issue date Aug 19, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3881814
    • Patent number 3,881,814
    • Issue date May 6, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3874788
    • Patent number 3,874,788
    • Issue date Apr 1, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3858970
    • Patent number 3,858,970
    • Issue date Jan 7, 1975
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3790268
    • Patent number 3,790,268
    • Issue date Feb 5, 1974
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3495902
    • Patent number 3,495,902
    • Issue date Feb 17, 1970
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3485558
    • Patent number 3,485,558
    • Issue date Dec 23, 1969
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3457009
    • Patent number 3,457,009
    • Issue date Jul 22, 1969
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3397613
    • Patent number 3,397,613
    • Issue date Aug 20, 1968
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3394476
    • Patent number 3,394,476
    • Issue date Jul 30, 1968
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3348449
    • Patent number 3,348,449
    • Issue date Oct 24, 1967
    • G02 - OPTICS
  • Information Patent Grant

    3292288
    • Patent number 3,292,288
    • Issue date Dec 20, 1966
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3280695
    • Patent number 3,280,695
    • Issue date Oct 25, 1966
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3260155
    • Patent number 3,260,155
    • Issue date Jul 12, 1966
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3239955
    • Patent number 3,239,955
    • Issue date Mar 15, 1966
    • G02 - OPTICS
  • Information Patent Grant

    3228284
    • Patent number 3,228,284
    • Issue date Jan 11, 1966
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3041933
    • Patent number 3,041,933
    • Issue date Jul 3, 1962
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2973689
    • Patent number 2,973,689
    • Issue date Mar 7, 1961
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2971434
    • Patent number 2,971,434
    • Issue date Feb 14, 1961
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2953966
    • Patent number 2,953,966
    • Issue date Sep 27, 1960
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents