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Pipe forming roll apparatus and method
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Patent number 6,041,632
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Issue date Mar 28, 2000
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Kawasaki Steel Corporation
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Koji Sugano
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Apparatus for manufacturing a welded pipe
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Patent number 5,784,911
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Issue date Jul 28, 1998
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Kusakabe Electric & Machinery Co., Ltd.
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Yuji Hashimoto
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Weld bead cutter mechanism
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Patent number 5,368,218
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Issue date Nov 29, 1994
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Kusakabe Electric & Machinery Co. Ltd.
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Kazuo Omura
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Traveling pipe cutter
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Patent number 5,161,444
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Issue date Nov 10, 1992
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Kusakabe Electric & Machinery Co. Ltd.
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Ryoji Kusakabe
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Tube cutting apparatus and method
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Patent number 5,105,700
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Issue date Apr 21, 1992
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Kusakabe Electric & Machinery Co., Ltd.
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Yukio Kusakabe
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Dimpleless tube cutting apparatus
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Patent number 4,637,287
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Issue date Jan 20, 1987
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Kusakabe Electric & Machinery Co., Ltd.
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Mitsuo Kusakabe
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR