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Jochen Kriegesmann
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Hoehr-Grenzhausen, DE
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last 30 patents
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Patent Grant
Use of an oxide ceramic material for compression molds for shaping...
Patent number
4,889,548
Issue date
Dec 26, 1989
Ernst Leitz Wetzlar GmbH
Jochen Kriegesmann
C03 - GLASS MINERAL OR SLAG WOOL