Jochen Hamann

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Diesbar-Seussliz, DE

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Patents Grantslast 30 patents

Information 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...