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As early as 1947, engineers imagined a cellular network. Competition between companies pushed engineering technology to its limits, and eight men within six weeks were able to engineer the wireless technology already present into a 2.5 pound brick of a cell phone.
Hexagonal cell network was invented by Douglas Ring and Trevon Richard in 1947. The first hand-held cellular phone was invented by Martin Cooper in 1915 The first hand-held cellular phone was invented by Martin Cooper (b.1928) and first used on April 3rd, 1973 to call his rival at AT&T from New York City.

cell phone was inveted in 20ncujb

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8y ago

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