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Heinz Schiedat
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Hoxter, Albaxen, DE
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last 30 patents
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Patent Grant
Pressure tank for hot-water heaters
Patent number
4,191,304
Issue date
Mar 4, 1980
Stiebel Eltron GmbH & Co. KG
Heinz Schiedat
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Pressure tank for hot-water heaters
Patent number
4,099,641
Issue date
Jul 11, 1978
Stiebel Eltron GmbH & Co. KG
Heinz Schiedat
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL