Tags: Aircraft.

The de Bothezat helicopter also known as the Jerome-de Bothezat Flying Octopus was an experimental quadrotor helicopter built for the United States Army Air Service by George de Bothezat in the early 1920s and was said at the time to be the first successful helicopter.

designer
George de Bothezat, Ivan_Jerome
manufacturer
George de Bothezat
number built
1
program cost ($)
200000.0
type
Experimental aircraft

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