Sikorsky Main Page
Igor Sikorsky Patents
Sikorsky Division of
United Aircraft Corporation During World War Two
Stratford, CT
This page added 1-26-2023.
Below are two of Igor I. Sikorsky's patents.
Patent 1,994,488. Direct Lift Aircrft
awarded March 19, 1935
Patent 2,318, 259. Direct-Lift
Aircrft awarded May 4, 1943
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