1–7 of 7 hits
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    Apparatus of head light for drill ship

    Free access
    European Patent Office | 2017

    Tunnel construction frame

    Free access
    LIN XINGCHANG / LIU JIONG / CHEN XIAOMING et al. | European Patent Office | 2020

    Movable temporary lighting vehicle with protection device

    Free access
    TENG YU | European Patent Office | 2021

    Underground coal mine rescue device

    Free access
    HAO YU / SUN GUOWEN / PANG CHENG | European Patent Office | 2021

    Deep mining roadway mine pressure remote detector

    Free access
    SUN LIHUI / NI WEI / FAN YU | European Patent Office | 2023

    一种远程隧道除尘应急勘察设备及其使用方法

    Free access
    European Patent Office | 2023