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2615492
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Patent number 2,615,492
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Issue date Oct 28, 1952
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2539755
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Patent number 2,539,755
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Issue date Jan 30, 1951
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2518010
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Patent number 2,518,010
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Issue date Aug 8, 1950
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1588022
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Patent number 1,588,022
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Issue date Jun 8, 1926
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1232666
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Patent number 1,232,666
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Issue date Jul 10, 1917
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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1121080
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Patent number 1,121,080
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Issue date Dec 15, 1914
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD