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Youyue Gao

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  • Taipei, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable water valve of time-controlled type
    • Patent number 7,975,980
    • Issue date Jul 12, 2011
    • Highplus International Co., Ltd.
    • Youyue Gao
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...