1–5 of 5 hits
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    Shared bicycle

    Free access
    DOU JUN / JI NENGPING | European Patent Office | 2020

    Shared bicycle axle lock

    Free access
    DOU TIANYANG / DOU JUN | European Patent Office | 2021

    Direction-adjustable mechanism used for sweeping vehicle

    Free access
    AI HEJIN / YANG JINSHU / GONG CHAO et al. | European Patent Office | 2015

    AUTOMATIC UNLOADING CARRIER AND UNMANNED AERIAL VEHICLE

    Free access
    ZHENG YI / YU LEI / LIU YANGUANG et al. | European Patent Office | 2020

    Automatic unloading carrier and unmanned aerial vehicle

    Free access
    ZHENG YI / YU LEI / LIU YANGUANG et al. | European Patent Office | 2022