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History of mobile phones
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Written by
Zafar
Zafar
I,m student support me please❤️
4 years ago
The first handheld
cellular mobile phone
was demonstrated by John F. Mitchell and Martin Cooper of Motorola in 1973, using a handset weighing 2 kilograms (4.4 lb). The first commercial automated
cellular
network (1G) analog was launched in Japan by Nippon Telegraph and Telephone in 1979.
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$ 0.00
Written by
Zafar
Zafar
I,m student support me please❤️
4 years ago
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