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St. Michael, BB
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Patents Grants
last 30 patents
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Patent Grant
Method and apparatus to reduce slot width in tubular members
Patent number
7,146,835
Issue date
Dec 12, 2006
International Roller Technology, Inc.
Lawrence Alexander Hruschak
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
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Patent Application
Method and apparatus to reduce slot width in tubular members
Publication number
20040244449
Publication date
Dec 9, 2004
International Roller Technology Inc.
Lawrence Alexander Hruschak
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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