The frequency-hopping idea of this actress born Hedwig Kleiser in 1914 was used in a radio-controlled torpedo patent
... Born Hedwig Kiesler 
to Jewish parents in Austria, Hedy had married a wealthy ... And that gave the two 
of them an idea: If pianos could be synchronized to hop from one ... and the 
receiver simultaneously jump from frequency to frequency, then... [DOC] [TLE] Hedy Lamarr - Electronics+Radio [PAR] Hedy Lamarr: inventor of frequency hopping ... the famous Hollywood actress 
and beauty and inventor of the frequency hopping ...