1–3 of 3 hits
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    Underwater wireless charging system

    Free access
    JIAN LINNI / ZHAO QINGYU / CHEN HAIBIAO et al. | European Patent Office | 2023

    Fire-fighting unmanned aerial vehicle

    Free access
    JIAN LINNI / WANG YONGZHI / ZHAO QINGYU et al. | European Patent Office | 2022

    FIRE-FIGHTING UNMANNED AERIAL VEHICLE CLUSTER

    Free access
    JIAN LINNI / WANG YONGZHI / ZHAO QINGYU et al. | European Patent Office | 2024

      Fire-fighting unmanned aerial vehicle cluster

      Free access
      JIAN LINNI / WANG YONGZHI / ZHAO QINGYU et al. | European Patent Office | 2022