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Designed by Alexander Bell. It was a direct result of Bells attempts at improving the telegraph.
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Invented by Paul Nipkow in Germany. Allowed long distance calls and was essential in televisons in the 1930's and 20's.
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First patented by Almon Stowger. Although the dial wasn't introduced until 1904.
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Marconi invented the radio. Could send and receive radio signals.
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WU introduces coast-to-coast fax service. John Atanasoff and Clifford Berry invent the first electronic computer at the University of Iowa. In 1973 a judge ruled in a patent infringement suit that their research was the source of most of the ideas for the modern computer.
