Hedy Lamarr random trivia

One of the few stars with whom costume designer Edith Head admitted she didn't like working. The others were Claudette Colbert and Paulette Goddard. Was co-inventor (with composer George Antheil) of the earliest known form of the telecommunications method known as "frequency hopping", which used a piano roll to change between 88 frequencies and was intended to make radio-guided torpedoes harder for enemies to detect or to jam. The method received U.S. patent number 2,292,387 under the name "Secret Communications System". After a screen test, it was Louis B. Mayer who changed her last name to Lamarr in honor of silent film star Barbara La Marr.