sprint : speed and runway independent technologies

  1. Terminator

    HSVTOL - High-Speed Vertical Takeoff and Landing program (USA)

    Bell’s High-Speed Vertical Take-Off and Landing (HSVTOL) https://www.flightglobal.com/helicopters/bell-unveils-three-high-speed-vertical-take-off-and-landing-design-concepts/144891.article...