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Washer assembly apparatus
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Patent number 5,906,544
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Issue date May 25, 1999
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The National Machinery Company
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Gregory A. Smith
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Flat die thread roller
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Patent number 5,555,757
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Issue date Sep 17, 1996
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The National Machinery Company
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Gregory A. Smith
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Flat die thread roller
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Patent number 5,542,275
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Issue date Aug 6, 1996
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The National Machinery Company
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Gregory A. Smith
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Flat die thread roller
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Patent number 5,345,800
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Issue date Sep 13, 1994
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The National Machinery Company
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Gregory A. Smith
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Flat die thread roller
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Patent number 5,230,235
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Issue date Jul 27, 1993
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The National Machinery Company
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Gregory A. Smith
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Flat die thread roller
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Patent number 5,131,250
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Issue date Jul 21, 1992
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The National Machinery Company
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Gregory A. Smith
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...