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Jurgen Bieneck
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Essen, DE
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last 30 patents
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Patent Grant
Method of making a sintered body having an internal channel
Patent number
4,881,431
Issue date
Nov 21, 1989
Fried. Krupp Gesellscahft mit beschrankter Haftung
Jurgen Bieneck
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Drilling tool formed of a core-and-casing assembly
Patent number
4,813,823
Issue date
Mar 21, 1989
Fried. KRUPP Gesellschaft mit beschrankter Haftung
Jurgen Bieneck
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR