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person:("Wang, Yongtao")

    Bidirectional semitrailer

    Freier Zugriff
    CUI XIAOSHUANG / WANG RUIHENG / WANG YONGTAO et al. | Europäisches Patentamt | 2020

    Slave mechanism for restraining connecting wires of semitrailer and tractor

    Freier Zugriff
    WANG YONGTAO / WANG GUILIN / CUI XIAOSHUANG et al. | Europäisches Patentamt | 2020

    Inverted trapezoidal heavy lifting appliance

    Freier Zugriff
    WANG GUILIN / HUANG HAI / WANG YONGTAO et al. | Europäisches Patentamt | 2022