Question

who invented phone of 1973


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Answer 1

Answer:

Martin Cooper

Explanation:

Answer 2

Answer:

Martin Cooper

Forty years ago this month, Motorola engineer Martin Cooper changed the world by making the world's first cell phone call. He stood on a New York City street on April 3, 1973, with a 10-inch-long, 2.5-pound phone nicknamed "the brick" and called his engineering nemesis at the much bigger Bell Labs.

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