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    Anti-unhooking device and anti-unhooking method for lifting hook

    Free access
    JIA SHENGDONG / ZHANG YONGHONG / LI XIAOWEI et al. | European Patent Office | 2023

    Part welding reversible deformation adjusting method and part

    Free access
    ZHANG YONGHONG / LI DANTONG / XUE ZHENGRONG et al. | European Patent Office | 2022

    Cleaning and disinfecting equipment used for garbage transport vehicle

    Free access
    ZHANG YONGHONG | European Patent Office | 2021

    Traffic violation monitoring method based on unmanned aerial vehicle

    Free access
    ZHANG YONGHONG / ZHANG WEIQING / WANG LIHUA et al. | European Patent Office | 2021

    Trailing edge variable camber mechanism based on knuckle type connecting rod driving

    Free access
    GE WENJIE / WANG JUNNAN / ZHANG YONGHONG et al. | European Patent Office | 2020

    Vehicle benchmarking method and system, electronic equipment and storage medium

    Free access
    ZHOU KAICHENG / LIAO YUN / GUO RUI et al. | European Patent Office | 2020

    Method for relieving start-up impulse of rail train

    Free access
    LI YIYE / WANG YONGJUN / ZHANG JUN et al. | European Patent Office | 2016

    Full-automatic train station reporting method

    Free access
    ZHANG YONGHONG / HE MINGXUAN / TANG CHANGCHUN et al. | European Patent Office | 2016

    Hanging ring with freely adjustable length

    Free access
    ZHANG YONGHONG / ZHAO YAODONG / GAO GUANGJUN et al. | European Patent Office | 2015

    Light-avoiding sheet for automobile during night driving

    Free access
    ZHANG YONGHONG / ZHAO YAODONG / GAO GUANGJUN et al. | European Patent Office | 2015