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Wilhelm Hedrich
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Ehringshausen, DE
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last 30 patents
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Patent Grant
Method and device for filling casting molds with casting resin
Patent number
6,306,322
Issue date
Oct 23, 2001
Wilhelm Hedrich Vakuumanlagen GmbH & Co. KG
Erhard Hauser
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Injection-molding system for the processing of casting resin
Patent number
4,611,982
Issue date
Sep 16, 1986
Wilhelm Hedrich Vacuumanlagen GmbH & Co. KG
Erhard Haeuser
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Apparatus for mixing and degassing components of synthetic resins,...
Patent number
4,391,529
Issue date
Jul 5, 1983
Wilhelm Hedrich Vakuumanlagen GmbH & Co. KG
Wilhelm Hedrich
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL