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    Ship maintenance machine for underwater accurate paint repairing and maintenance of ship

    Freier Zugriff
    CHANYU WANG | Europäisches Patentamt | 2021

    Ship bottom cleaning equipment capable of lifting ship

    Freier Zugriff
    CHANYU WANG | Europäisches Patentamt | 2020

    Multifunctional pedal boat utilizing hydroelectric power generation

    Freier Zugriff
    CHANYU WANG | Europäisches Patentamt | 2021

    Underwater water pressure detection ship

    Freier Zugriff
    CHANYU WANG | Europäisches Patentamt | 2021

    Boat for searching factory which disorderly discharges industrial wastewater

    Freier Zugriff
    CHANYU WANG | Europäisches Patentamt | 2021

    Ship propeller self-cleaning device

    Freier Zugriff
    CHANYU WANG | Europäisches Patentamt | 2021

    Water pressure detection ship for diving

    Freier Zugriff
    CHANYU WANG | Europäisches Patentamt | 2021

    Ship anchor weighing device capable of automatically supplementing sand

    Freier Zugriff
    CHANYU WANG | Europäisches Patentamt | 2020