යුදසටන් සහ බහුකාර්ය යානාde Havilland Aircraft Company de Havilland Vampire1943 fighter aircraft family; first single-engine jet in RAF service1943
යුදහමුදා හෙලිකොප්ටර්De Lackner HZ-1 Aerocycle1954 experimental personal helicopter model by de Lackner Helicopters1954
යුදපර්යේෂණාත්මක සහ ඓතිහාසික පුරෝගාමී යානාDemoiselle1907 experimental aircraft series by Alberto Santos-Dumont1907