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Rolling mill and rolling method
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Patent number 6,708,547
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Issue date Mar 23, 2004
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Hitachi, Ltd.
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Kenjiro Narita
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Rolling mill and rolling method
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Patent number 6,408,666
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Issue date Jun 25, 2002
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Hitachi, Ltd.
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Kenjiro Narita
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Dynamic crown control back-up roll assembly
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Patent number 5,943,895
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Issue date Aug 31, 1999
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SMS Schloemann-Siemag Aktiengesellschaft
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Herbert Lemper
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Rolling control method and apparatus
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Patent number 5,241,847
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Issue date Sep 7, 1993
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Kabushiki Kaisha Toshiba
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Masashi Tsugeno
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Rolling mill
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Patent number 4,596,130
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Issue date Jun 24, 1986
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Nippon Steel Corporation
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Hisatoshi Yoshii
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Mill control
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Patent number 4,286,448
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Issue date Sep 1, 1981
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Loewy Robertson Engineering Co. Ltd.
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Geoffrey Houghton
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3890817
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Patent number 3,890,817
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Issue date Jun 24, 1975
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3210982
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Patent number 3,210,982
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Issue date Oct 12, 1965
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...