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first rocket engine, liquid powered (20 июн 1939 г. – 16 фев 1940 г.)

Описание:

Hellmuth walter made the first manned rocket powered engine using a liquid fuelled rocket engine.

Добавлено на ленту времени:

computer science timeline

ByBen Joyce
26 янв 2020
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0
252

Дата:

20 июн 1939 г.
16 фев 1940 г.
~ 8 months
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