Leroy Grumman
Born: 1895
Retractable Landing Gear; Folding Wing. In 1929, Grumman designed an aircraft featuring retractable landing gear. He went on to design several of the outstanding warplanes of World War II, including the Wildcat (which featured a unique folding wing), the Avenger, and the Hellcat.
Died: 1982 See also:
