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Contour Roll Company
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Grand Haven, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pneumatic press with reversed piston and cylinder
Patent number
5,182,985
Issue date
Feb 2, 1993
Contour Roll Company
Timothy A. Gutowski
B30 - PRESSES
Information
Patent Grant
Roll-forming method
Patent number
5,142,894
Issue date
Sep 1, 1992
Contour Roll Company
Timothy A. Gutowski
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Pneumatic press controller and method
Patent number
4,633,742
Issue date
Jan 6, 1987
Contour Roll Company
Timothy A. Gutowski
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR