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Hermann-Josef Dueppers
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Neuss-Grimlinghausen, DE
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Patents Grants
last 30 patents
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Patent Grant
Extrusion press and tube press and method for separating a butt
Patent number
9,586,247
Issue date
Mar 7, 2017
SMS GROUP GMBH
Hermann-Josef Dueppers
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
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Patent Application
EXTRUSION PRESS AND TUBE PRESS AND METHOD FOR SEPARATING A BUTT
Publication number
20140250967
Publication date
Sep 11, 2014
Hermann-Josef Dueppers
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...