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13 ноя 1907 г. - "Helicopter"

Описание:

The first aircraft that provided lift using a vertical propeller was designed by Frenchman Paul Cornu on November 13 ,1907. It lifted 30 cm off the ground and stayed flying elevated for 30 seconds. This event led to all modern rotorcraft.

Добавлено на ленту времени:

History of Flight

ByAndrew Mumford
10 фев 2018

Дата:

13 ноя 1907 г.
Сейчас
~ 116 г назад
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