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3398661
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Patent number 3,398,661
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Issue date Aug 27, 1968
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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3052588
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Patent number 3,052,588
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Issue date Sep 4, 1962
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2900882
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Patent number 2,900,882
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Issue date Aug 25, 1959
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2284735
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Patent number 2,284,735
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Issue date Jun 2, 1942
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2188916
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Patent number 2,188,916
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Issue date Feb 6, 1940
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2141161
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Patent number 2,141,161
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Issue date Dec 27, 1938
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2083566
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Patent number 2,083,566
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Issue date Jun 15, 1937
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2078037
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Patent number 2,078,037
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Issue date Apr 20, 1937
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2027343
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Patent number 2,027,343
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Issue date Jan 7, 1936
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C07 - ORGANIC CHEMISTRY
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1445654
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Patent number 1,445,654
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Issue date Feb 20, 1923
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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1434213
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Patent number 1,434,213
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Issue date Oct 31, 1922
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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1422648
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Patent number 1,422,648
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Issue date Jul 11, 1922
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD