Hedy Lamarr publicity photo for the film The Heavenly Body, 1944 This is a publicity photo taken to promote an actress. As stated by film production expert Eve Light Honthaner in The Complete Film Production Handbook, (Focal Press, 2001 p. 211.)

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   Project Gutenberg (gutenberg_org@mastodon.social)'s status on Sunday, 19-Jan-2025 21:44:16 JST Project Gutenberg

   Austrian-born American actress and inventor Hedy Lamarr died #OTD in 2000.

   Lamarr wanted to aid the Allied forces during World War II. She shared her concept for using “frequency hopping” with the U.S. Navy and codeveloped a patent with Antheil 1941. Today, her innovation helped make possible a wide range of wireless communications technologies, including Wi-Fi, GPS, and Bluetooth.

   Below, U.S. patent 2,292,387 granted on August 11, 1942, under her legal name Hedy Kiesler Markey.

   #womeninStem