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Heinz-Juergen Wiedenbruch
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Schwerte, DE
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Patents Grants
last 30 patents
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Patent Grant
In-line wire drawing continuous treatment process and system
Patent number
6,216,507
Issue date
Apr 17, 2001
Ergste Westig South Carolina Inc.
Manfred Groening
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Grant
In-line wire drawing continuous treatment process
Patent number
5,953,944
Issue date
Sep 21, 1999
American Precision Steel Company LP
Manfred Groening
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
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Patent Application
In-line wire drawing continuous treatment process
Publication number
20010028954
Publication date
Oct 11, 2001
American Precision Steel Company L.P.
Manfred Groening
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...