3 апр 1973 г. - Radio Common Carrier (RCC)
Описание:
Motorola Engineer Marty Cooper made the first call from a "real handheld portable cell phone". Like a radio, it could transmit voice communication through a push to talk system, but it used a public telephone network and had its own telephone number.Добавлено на ленту времени:
Дата:
3 апр 1973 г.
Сейчас
~ 52 г назад