1–5 von 5 Ergebnissen
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    Hydraulic control one-way valve for railway turnout electro-hydraulic switch machine

    Freier Zugriff
    ZHAO JIAN / REN WEI / DANG PENGLI | Europäisches Patentamt | 2021

    Sealed dustproof overflow valve for hydraulic system of railway turnout electro-hydraulic switch machine

    Freier Zugriff
    ZHAO JIAN / REN WEI / DANG PENGLI | Europäisches Patentamt | 2021

    Dustproof overflow valve for hydraulic system of railway turnout electro-hydraulic switch machine

    Freier Zugriff
    ZHAO JIAN / REN WEI / DANG PENGLI | Europäisches Patentamt | 2021

    Treatment system and treatment method for endogenous pollution of river

    Freier Zugriff
    ZHAO JIAN / SHEN GANG / SHI MING et al. | Europäisches Patentamt | 2024

    Vehicle body, bonding and coating structure for automatic driving rain and snow prevention and heat preservation

    Freier Zugriff
    ZHU BING / TAO XIAOWEN / ZHAO JIAN et al. | Europäisches Patentamt | 2020