1–2 von 2 Ergebnissen
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    Tri-rotor aircraft capable of vertical takeoff and landing and transitioning to forward flight

    Freier Zugriff
    NORTH DAVID D / AULL MARK J / FREDERICKS WILLIAM J et al. | Europäisches Patentamt | 2020

      Tri-rotor aircraft capable of vertical takeoff and landing and transitioning to forward flight

      Freier Zugriff
      NORTH DAVID D / AULL MARK J / FREDERICKS WILLIAM J et al. | Europäisches Patentamt | 2018

      Tri-Rotor Aircraft Capable of Vertical Takeoff and Landing and Transitioning to Forward Flight

      Freier Zugriff
      NORTH DAVID D / AULL MARK J / FREDERICKS WILLIAM J et al. | Europäisches Patentamt | 2016

      Tri-Rotor Aircraft Capable of Vertical Takeoff and Landing and Transitioning to Forward Flight

      Freier Zugriff
      NORTH DAVID D / AULL MARK J / FREDERICKS WILLIAM J et al. | Europäisches Patentamt | 2019

    Tethered vehicle control and tracking system

    Freier Zugriff
    NORTH DAVID D / AULL MARK J | Europäisches Patentamt | 2017