Variable camber airfoil
United States Patent 2478793
US Patent References:
Aeroplane
- - 1580577

Aircraft
- - 2041792

Aircraft
- - 2041795

Propelling device
- - 2157281

Flap control
- - 2272664


Inventors:
Serge, Trey
Publication Date:
08/09/1949
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Assignee:
Serge, Trey
Primary Class:
244/207
International Classes:
B64C23/00
US Patent References:
2217173Stabilized high film strength lubricating oil
2302925Wing unit for aircraft