1–20 of 985 hits
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    Emergency escape evacuation ramp device of urban rail transit vehicle

    Free access
    WU FEI | European Patent Office | 2023

    Protective structure of exhaust branch pipe below automobile chassis

    Free access
    WU FEI | European Patent Office | 2022

    Lifting handrail with telescopic extension rod

    Free access
    WU FEI | European Patent Office | 2021

    Portable and movable hoisting equipment for well drilling

    Free access
    WU FEI | European Patent Office | 2022

    Vehicle-mounted air purifier

    Free access
    WEI WU / WU FEI | European Patent Office | 2020

    Intelligent ocean lifesaving power supply positioning system and method

    Free access
    XIAO FEI / WU CHUNYAN | European Patent Office | 2023

    Mining machinery supporting device with height convenient to adjust

    Free access
    WU QINQIN / CHEN FEI | European Patent Office | 2023

    Winch with adjustable inner diameter

    Free access
    WU XIWEI / ZHANG FEI | European Patent Office | 2021

    Electric winch with rope breakage protection function

    Free access
    WU XIWEI / ZHANG FEI | European Patent Office | 2022

    Driving distraction recognition and real-time reminding method based on multiple dimensions

    Free access
    ZOU FEI / WU XIUGEN | European Patent Office | 2023

    Variable hub of electric bicycle

    Free access
    HE WU / QU FEI | European Patent Office | 2023