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LINK Hedy Lamar and Spread spectrum - Wikipedia

"During World War II, Golden Age of Hollywood actress Hedy Lamarr and avant-garde composer George Antheil developed an intended jamming-resistant radio guidance system for use in Allied torpedoes, patenting the device under US Patent 2,292,387 "Secret Communications System" on August 11, 1942. Their approach was unique in that frequency coordination was done with paper player piano rolls - a novel approach which was never put into practice."

Pin-up girls may have more going for them than a beautiful face and body. She had no formal scientific training; rather, she was self taught.

EdEarl 8 Nov 17
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She was amazing..

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