1–5 of 5 hits
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    Power management method and system for lighting unmanned aerial vehicle

    Free access
    WANG ZHOU / LIU FUJIN | European Patent Office | 2023

    Foundation filling equipment of base station under mine

    Free access
    LAN WEI / WANG XUEQIANG / CHEN YONGGUANG et al. | European Patent Office | 2024

    Expressway traffic accident alarm device and alarm method

    Free access
    LI JIE / WANG FUHAI / WANG FENGCHUN et al. | European Patent Office | 2024

    Battery fixing device, mining dump truck and battery fixing method

    Free access
    HAN LEI / ZHANG JIESHAN / CHEN HAIYAN et al. | European Patent Office | 2024