🍀🍀HAPPY ST PATRICKS DAY🍀🍀 Happy Birthday my sweet Patty sister (aka Puh)!!! Enjoy your day! 3/16 Answer: Hedy Lamarr (1913-2000) On June 10, 1941, actress Hedy Lamarr and composer George Antheil received a patent for their invention of a classified communication system that was especially useful for submarines. It was based on radio frequencies changed at irregular periods that were synchronized between the transmitter and receiver. While a message was being sent, both the transmitter and the receiver would simultaneously change radio frequencies according to a special code. 🍀 NWHM Trivia Questio 3/17 Inspired by painters, this executive secretary, painted over her typographical errors. She started her business, using her kitchen blender she combined paint with other chemicals to develop and refine her product, Mistake Out. In 1975, the renamed company, Liquid Paper, Inc., grew to an employment of 200 people, and 25 million bottles of Liquid Paper were sold in 31 countries.
Posted on: Mon, 17 Mar 2014 12:18:05 +0000
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