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Telecommunications Evolution Timeline

This Homework Presentation offers a timeline of the evolution of telecommunications technology.

Elijah Nelson

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4.3

12 months ago

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Alexander Graham Bellinvents thetelephonein 1876.Elisha Grayfiles a patent application3 hours after Bell.In the next eleven yearsthere are over600 patent suitsfiled.Settled inBell's favor. Bell offers his patent to WesternUnion for $100,000.

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AlmonStrowger,aSt. Louis undertaker,upsetbecause a wife of a competitor was a telephoneoperatorwho made his line busy transferringcalls meant for him to her husband."Necessityis the mother of invention" ,Strowgerdeveloped the dial telephone system toremovethe operator out of the system. He forms aChicago firm, Automatic Electric, tomanufacture step-by-step central officeequipment.

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Information Technology

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