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Paul-Heinz Heesen
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Bochum, DE
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last 30 patents
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Patent Grant
Method of preventing the entry of air into the housing of a chargin...
Patent number
4,369,094
Issue date
Jan 18, 1983
Bergwerksverband GmbH
Claus Flockenhaus
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...