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Home › Method of optimizing a ducted anti-torque rotor of a rotorcraft, in particular a helicopter, to minimize acoustic annoyance, and a ducted anti-torque rotor obtained thereby

Method of optimizing a ducted anti-torque rotor of a rotorcraft, in particular a helicopter, to minimize acoustic annoyance, and a ducted anti-torque rotor obtained thereby

US Patent 8061962 · Granted Nov 22, 2011

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