PPRuNe Forums - View Single Post - Sikorsky + Boeing pitch ‘X-2’-based design for US Army JMR TD effort
Old 5th Jul 2014, 07:35
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horlick97
 
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Does anyone know the status of the Groen Brothers Gyrolifter concept? Would this not be a promising concept also? In fact, would the Fairley Rotordyne not have proven the concept?
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