1–2 von 2 Ergebnissen
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    Steel pipe spatial grid structure and dismantling method thereof

    Freier Zugriff
    LIU ANG / XU JIELIANG | Europäisches Patentamt | 2020

    UAV, method and system for cleaning a wall body

    Freier Zugriff
    LIU ANG / WU YUWEI | Europäisches Patentamt | 2019

      UAV, METHOD AND SYSTEM FOR CLEANING A WALL BODY

      Freier Zugriff
      LIU ANG / WU YUWEI | Europäisches Patentamt | 2020

      UAV, METHOD AND SYSTEM FOR CLEANING A WALL BODY

      Freier Zugriff
      LIU ANG / WU YUWEI | Europäisches Patentamt | 2022

      UAV, method and system for cleaning a wall body

      Freier Zugriff
      LIU ANG / WU YUWEI | Europäisches Patentamt | 2021