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Manufacturing fiberboard ducts
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Patent number 4,528,053
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Issue date Jul 9, 1985
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Mark J. Auer
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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Manufacturing fiberboard ducts
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Patent number 4,461,664
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Issue date Jul 24, 1984
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Mark J. Auer
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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Caseless propellant charges
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Patent number 3,954,062
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Issue date May 4, 1976
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Imperial Chemical Industries Limited
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James Littlejohn Dunlop
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C06 - EXPLOSIVES MATCHES
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3777632
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Patent number 3,777,632
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Issue date Dec 11, 1973
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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3703252
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Patent number 3,703,252
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Issue date Nov 21, 1972
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3376181
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Patent number 3,376,181
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Issue date Apr 2, 1968
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3185577
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Patent number 3,185,577
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Issue date May 25, 1965
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2700327
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Patent number 2,700,327
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Issue date Jan 25, 1955
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2696768
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Patent number 2,696,768
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Issue date Dec 14, 1954
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2680998
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Patent number 2,680,998
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Issue date Jun 15, 1954
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2422188
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Patent number 2,422,188
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Issue date Jun 17, 1947
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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2144900
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Patent number 2,144,900
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Issue date Jan 24, 1939
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2133620
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Patent number 2,133,620
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Issue date Oct 18, 1938
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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1898360
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Patent number 1,898,360
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Issue date Feb 21, 1933
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B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD