Cell phones in the 1980 s.
Electronic devices
Digital Electronics
mobile phone
Communication equipment
Telephone
Motorola
mobile phone
3
Coin
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Mobile phone, all known as "handheld mobile phone", "handheld wireless phone", also known as mobile phone or wireless phone, commonly known as "mobile phone". It is essentially a communication tool. In the early days, it was commonly known as "Big Brother". It is a portable telephone terminal that can be used in a wide range. It was first developed from the battlefield mobile phone manufactured by Bell Labs in 1940. In 1973, Motorola engineer Martin Cooper invented the world's first commercial mobile phone.
