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Wind energy conversion system
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Patent number 7,116,006
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Issue date Oct 3, 2006
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WECS, Inc.
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Dan Keith McCoin
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Wind energy conversion system
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Patent number 7,098,552
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Issue date Aug 29, 2006
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WECS, Inc.
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Dan Keith McCoin
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Wind energy conversion system
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Patent number 6,952,058
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Issue date Oct 4, 2005
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WECS, Inc.
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Dan Keith McCoin
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...