Sir Robert Watson-Watt (Science) (1 янв 1892 г. – 1 янв 1973 г.)
Описание:
Radar was developed by Scotsman Sir Robert Watson-Watt (1892–1973), who proposed that enemy aircraft could be detected by radio waves. The first successful radar test took place in 1935.Добавлено на ленту времени:
Дата:
1 янв 1892 г.
1 янв 1973 г.
~ 81 years