1–10 of 86 hits
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    Test device capable of starting parachute to work in delayed manner after throwing

    Free access
    LI CHONG / GUO BINGLEI | European Patent Office | 2021

    Flip assembly and central armrest box

    Free access
    CUI KEMAN / LI CHONG | European Patent Office | 2024

    Curved plate impact supporting device

    Free access
    LI CHONG / CHAI YANAN | European Patent Office | 2020

    Elevator for constructional engineering

    Free access
    MENG PING / LI CHONG | European Patent Office | 2020

    Braking device with active braking and parking braking functions

    Free access
    XIA DANQING / PAN GUANGYIN / LI CHONG | European Patent Office | 2021