1–10 of 744 hits
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    CHARGEABLE-DISCHARGEABLE ENERGY STORAGE APPARATUS, WIRELESS CHARGING SYSTEM AND ELECTRIC VEHICLE

    Free access
    GAO JING | European Patent Office | 2021

    Hotel safety management method based on artificial intelligence

    Free access
    GAO JING | European Patent Office | 2021

    Method for controlling crawler crane, controller and crawler crane

    Free access
    GAO CHAO / MAO JING / GAO YAJIE et al. | European Patent Office | 2023

    AUTOMOBILE FLOOR MAT

    Free access
    GAO JING DUO | European Patent Office | 2019