Question

when is mobile invention​

Answer 1

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Mobile phone was first invented by ${\pink{MARTIN\:COOPER}}$

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Answer 2

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$\mathfrak\green{{ANSWER}}$
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$\huge\bold{{1973}}$

Motorola was the first company to produce a handheld mobile phone. On April 3, 1973.
Martin Cooper, a Motorola researcher and executive, made the first mobile telephone call from handheld subscriber equipment, placing a call to Dr. Joel S. Engel of Bell Labs, his rival.

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