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sep 17, 1939 - The invention of the Helicopter

Description:

In September 17 1939, the world's first helicopter took off.
Igor Sikorsky invented the first functioning helicopter.

Added to timeline:

History of Flight

ByMikaela Fernandez

17 Nov 2022

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255

Date:

sep 17, 1939

Now

~ 86 years ago

Images:

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