actress that was an inventor
Hedy Lamarr (/ËhÉdi/ ; born Hedwig Eva Maria Kiesler, 9 November 1914 â 19 January 2000) was an Austrian and American film actress and inventor.amarr's reputation as an inventor is based on her co-creation of a frequency-hopping system with George Antheil, an avant garde composer and neighbor of Lamarr in California. During World War II, Lamarr was inspired to contribute to the war effort, and focused her efforts on countering torpedoes.