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Gunter Kraus
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Ehekirchen, DE
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last 30 patents
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Patent Grant
Electrode connection
Patent number
4,691,324
Issue date
Sep 1, 1987
Sigri GmbH
Gunter Kraus
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Patent Grant
Joint threads carbon on graphite electrode
Patent number
4,629,280
Issue date
Dec 16, 1986
Sigri GmbH
Jurgen Semmler
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR