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Rough rolling mill train
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Patent number 5,931,040
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Issue date Aug 3, 1999
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Hitachi, Ltd.
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Tomoaki Kimura
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Pinch roll and shear combination
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Patent number 5,285,670
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Issue date Feb 15, 1994
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Tippins Incorporated
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John E. Thomas
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Hot strip mill shape processor and method
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Patent number 4,782,683
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Issue date Nov 8, 1988
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Tippins Incorporated
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George W. Tippins
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Alligator defect elimination
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Patent number 4,608,850
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Issue date Sep 2, 1986
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Aluminum Company of America
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John A. Ballantyne
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Rolling of billets
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Patent number 4,067,220
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Issue date Jan 10, 1978
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Maschinenfabrik Sack GmbH
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Rudolf Hoffmann
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3906764
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Patent number 3,906,764
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Issue date Sep 23, 1975
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3848447
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Patent number 3,848,447
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Issue date Nov 19, 1974
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3803886
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Patent number 3,803,886
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Issue date Apr 16, 1974
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3793859
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Patent number 3,793,859
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Issue date Feb 26, 1974
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3739613
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Patent number 3,739,613
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Issue date Jun 19, 1973
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3688555
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Patent number 3,688,555
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Issue date Sep 5, 1972
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3630061
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Patent number 3,630,061
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Issue date Dec 28, 1971
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3485077
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Patent number 3,485,077
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Issue date Dec 23, 1969
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3363441
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Patent number 3,363,441
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Issue date Jan 16, 1968
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3289444
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Patent number 3,289,444
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Issue date Dec 6, 1966
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3217520
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Patent number 3,217,520
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Issue date Nov 16, 1965
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3177346
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Patent number 3,177,346
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Issue date Apr 6, 1965
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3044330
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Patent number 3,044,330
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Issue date Jul 17, 1962
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2985043
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Patent number 2,985,043
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Issue date May 23, 1961
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2109904
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Patent number 2,109,904
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Issue date Mar 1, 1938
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2078005
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Patent number 2,078,005
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Issue date Apr 20, 1937
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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2012706
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Patent number 2,012,706
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Issue date Aug 27, 1935
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1829339
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Patent number 1,829,339
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Issue date Oct 27, 1931
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1622060
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Patent number 1,622,060
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Issue date Mar 22, 1927
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...