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Wind power plant
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Patent number 7,061,133
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Issue date Jun 13, 2006
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ABB AB
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Mats Leijon
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Hydro-generator plant
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Patent number 6,894,416
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Issue date May 17, 2005
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ABB AB
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Mats Leijon
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Synchronous compensator plant
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Patent number 6,873,080
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Issue date Mar 29, 2005
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ABB AB
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Mats Leijon
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Synchronous compensator plant
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Patent number 6,831,388
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Issue date Dec 14, 2004
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ABB AB
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Mats Leijon
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Surge attenuating cable
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Patent number 4,687,882
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Issue date Aug 18, 1987
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Gregory C. Stone
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H01 - BASIC ELECTRIC ELEMENTS
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Insulated high voltage cables
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Patent number 4,361,723
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Issue date Nov 30, 1982
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Harvey Hubbell Incorporated
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Andrew Hvizd
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H01 - BASIC ELECTRIC ELEMENTS
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3644662
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Patent number 3,644,662
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Issue date Feb 22, 1972
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3631519
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Patent number 3,631,519
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Issue date Dec 28, 1971
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3098893
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Patent number 3,098,893
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Issue date Jul 23, 1963
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H01 - BASIC ELECTRIC ELEMENTS