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Method of working paperboard blanks
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Patent number 5,888,183
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Issue date Mar 30, 1999
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United Container Machinery, Inc.
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Meyer L. Ruthenberg
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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Tool head positioning device
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Patent number 5,779,617
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Issue date Jul 14, 1998
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United Container Machinery, Inc.
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Barry E. Larkin
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Bundle former for paperboard boxes
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Patent number 4,425,068
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Issue date Jan 10, 1984
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Koppers Company, Inc.
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Evearist B. Wilson
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL