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Jochen Hamann
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Diesbar-Seussliz, DE
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last 30 patents
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Patent Grant
Device for utlilizing geothermal heat and method for operating the...
Patent number
6,708,494
Issue date
Mar 23, 2004
Klett-Ingenieur-GmbH
Jochen Hamann
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...