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Inventor
SCHWEIZER LESLIE
US
2 patents
Patents
2 patents
USD524229S
Jul 4, 2006
Rigid coaxial rotor helicopter with auxiliary propulsion (small)
SIKORSKY AIRCRAFT CORP
41 citations
89
US7758310B2
Jul 20, 2010
Translational thrust system for a rotary wing aircraft
SIKORSKY AIRCRAFT CORP
40 citations
87