Question

who launched phone and when?​

Answer 1

Answer:

The first handheld mobile phone was demonstrated by John F. Mitchell and Martin Cooper of Motorola in 1973, using a handset weighing c. 2 kilograms (4.4 lbs). In 1979, Nippon Telegraph and Telephone (NTT) launched the world's first cellular network in Japan.

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Answer 2

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⭕❤John F. Mitchell and Martin Cooper launched the phone in 1973.

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