1–10 of 69 hits
|

    Simple crane vehicle with protection reminding function

    Free access
    WANG LIHUA | European Patent Office | 2020

    Portable foldable vehicle-mounted field crane

    Free access
    WANG LIHUA | European Patent Office | 2020

    Ceiling installation lifter equipment

    Free access
    WANG LIHUA | European Patent Office | 2020

    Crane steel cable maintenance device

    Free access
    WANG LIHUA | European Patent Office | 2020

    Self-extinguishing device capable of ensuring safety for building construction

    Free access
    WANG LIHUA | European Patent Office | 2020

    Crane capable of stably assembling and disassembling precision mold

    Free access
    WANG LIHUA | European Patent Office | 2020

    Lifter capable of carrying different types of articles

    Free access
    WANG LIHUA | European Patent Office | 2020

    Low-cost safety balanced height regulating gantry crane

    Free access
    WANG LIHUA | European Patent Office | 2020

    Self-balancing stair climbing equipment instead of walking

    Free access
    WANG LIHUA | European Patent Office | 2020