About mobile phone
The mobile has invented by
Martin cooper
Eric tigerstedt
W.Race young
Donald cox
When mobile phone is invented
Mobile phone is invented in 1973
About mobile
A mobile phone, cellular phone, cell phone, hand phone, sometimes shortened to simply mobile, cell or just phone, is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area.
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ABOUTMOBILEPHONE
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