4 янв 1973 г. - Martin Cooper
Mobile Phone
Описание:
On April 3, 1973, Martin Cooper, a Motorola researcher, and executive, made the first mobile telephone call from handheld subscriber equipment, placing a call to Dr. Joel S. Engel of Bell Labs, his rival.
https://en.wikipedia.org/wiki/History_of_mobile_phones
Добавлено на ленту времени:
Дата: