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Mitsuru Morotome

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Patents Grantslast 30 patents

  • Information Patent Grant

    Door device of elevator
    • Patent number 7,510,055
    • Issue date Mar 31, 2009
    • Toyo Shutter Co., Ltd.
    • Mitsuru Morotome
    • B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

  • Information Patent Application

    Door device of elevator
    • Publication number 20060175147
    • Publication date Aug 10, 2006
    • TOYO SHUTTER CO., LTD..
    • Mitsuru Morotome
    • B66 - HOISTING LIFTING HAULING