1–4 of 4 hits
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    Hoisting equipment for steel box girder bridge construction

    Free access
    YU YANG / ZHOU PENG / WANG LIHUA | European Patent Office | 2024

    Unmanned aerial vehicle device for surveying and mapping

    Free access
    WANG LIHUA / YU YANG / LIU HONG et al. | European Patent Office | 2023

    Soft mattress laying ship

    Free access
    GU YONG / WANG LIHUA / YU YANG et al. | European Patent Office | 2024

    Automatic measuring device of unmanned ship

    Free access
    GU YONG / YU YANG / ZHOU PENG et al. | European Patent Office | 2024