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Frank Piasecki (1919 - 2008)
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Frank Piasecki (October 24, 1919 - February 11, 2008) was an American engineer and helicopter aviation pioneer. Piasecki pioneered tandem rotor helicopter designs and created the compound helicopter concept of vectored thrust using a ducted propeller.
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Home -> Astronomy News -> People -> Frank Piasecki (1919 - 2008)


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