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Frank R. Niessen
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East Windsor, CT, US
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last 30 patents
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Patent Grant
Blade pitch angle control for large wind turbines
Patent number
4,656,362
Issue date
Apr 7, 1987
United Technologies Corporation
Kermit I. Harner
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...