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Joseph A. Visintainer
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Beacon Falls, CT, US
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last 30 patents
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Patent Grant
Rotor system having alternating length rotor blades for reducing bl...
Patent number
5,620,303
Issue date
Apr 15, 1997
Sikorsky Aircraft Corporation
Robert C. Moffitt
B64 - AIRCRAFT AVIATION COSMONAUTICS
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Patent Grant
Variable diameter rotor having an offset twist
Patent number
5,253,979
Issue date
Oct 19, 1993
United Technologies Corporation
Evan A. Fradenburgh
B64 - AIRCRAFT AVIATION COSMONAUTICS