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In 1950, Percy Spencer invented the microwave
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Theodore Maiman invents the ruby laser. http://www.laserfest.org/lasers/how/ruby.cfm
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Douglas Engelbart invents the mouse for the computer https://www.computerhope.com/issues/ch001083.htm
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Nick Sheridon invents electronic ink
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Martin cooper develops the first cell phone. http://www.knowyourmobile.com/nokia/nokia-3310/19848/history-mobile-phones-1973-2008-handsets-made-it-all-happen
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Steve Wozniak and Steve Jobs launch the Apple I http://applemuseum.bott.org/sections/computers/a1.html
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James Dyson invents the vacuum cleaner http://gkvacbags.com/early-history-of-the-vacuum-cleaner
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IBM releases its own affordable personal computer (PC).
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Broadcast.com becomes one of the world's first online radio stations.
https://www.gurufocus.com/news/138012/mark-cuban-and-broadcastcom-the-multibillion-dollar-coup -
Pierre Omidyar launches the eBay auction website.
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