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Diethlem Wömpner
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Bodmann, DE
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last 30 patents
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Process for extruding a hollow section or the like from a billet an...
Patent number
6,192,730
Issue date
Feb 27, 2001
Alusuisse Technology & Management Ltd.
Adolf Ames
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...