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Heat pipe-turbine
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Patent number 4,186,559
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Issue date Feb 5, 1980
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Bert J. Decker
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F28 - HEAT EXCHANGE IN GENERAL
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Horizontal windmill
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Patent number 4,047,833
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Issue date Sep 13, 1977
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Bert J. Decker
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Buoyant ram motor and pumping system
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Patent number 3,952,517
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Issue date Apr 27, 1976
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Bert J. Decker
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...