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4 Nov 1939 Jahr - First practical helicopter was made.

Beschreibung:

Igor Sikorsky, a Russian-American inventor created the first practical to use helicopter called the VS-300 which was a single rotor aircraft.

Zugefügt zum Band der Zeit:

Technology Timeline

ByBenjamin Snyder
3 Mai 2018
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0
452

Datum:

4 Nov 1939 Jahr
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~ 84 years ago
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