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Albert M. Thomas
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North Canton, OH, US
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last 30 patents
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Patent Grant
Method for removing certain of the corrugations in a helically corr...
Patent number
4,751,839
Issue date
Jun 21, 1988
LTV Steel Company, Inc.
Albert M. Thomas
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for removing certain of the corrugations in a helically corr...
Patent number
4,583,389
Issue date
Apr 22, 1986
LTV Steel
Albert M. Thomas
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...