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Erling Zackrisson
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Goteborg, SE
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last 30 patents
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Patent Grant
Cold rolling method and apparatus for forming annular pieces
Patent number
6,968,720
Issue date
Nov 29, 2005
SKF Industrie S.p.A.
Adelmo Balagna
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Grant
Workpiece machining process and a numerically controlled lathe
Patent number
6,357,324
Issue date
Mar 19, 2002
Aktiebolaget SKF
Erling Zackrisson
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
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Patent Application
Cold rolling method and apparatus for forming annular pieces
Publication number
20040250586
Publication date
Dec 16, 2004
Adelmo Balagna
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...