The Hollywood Bombshell Who Invented an Indispensable War Technology

In 1942, Hedy Lamarr received a patent for frequency hopping, but was told to devote her efforts elsewhere

from Travel | Smithsonian http://www.smithsonianmag.com/travel/hedy-lamarr-brainy-bombshell-hollywood-actress-world-war-II-frequency-hopping-patent-cultural-travel-smithsonian-journeys-travel-quarterly-180958901/