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Cutting device for purging an extruder
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Patent number 6,589,040
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Issue date Jul 8, 2003
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Solvay Polyolefins Europe-Belgium (Societe Anonyme)
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Frederic Cousin
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Mold press having a mold cleaning device
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Patent number 4,687,431
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Issue date Aug 18, 1987
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Klockner Ferromatik Desma GmbH
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Ernst Stengelin
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Extruder and twin roller calendering plant
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Patent number 4,127,373
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Issue date Nov 28, 1978
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Hermann Berstorff Maschinenbau GmbH
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Dietmar Anders
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Cleaning tire molds by ultrasonic wave energy
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Patent number 3,990,906
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Issue date Nov 9, 1976
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The Goodyear Tire & Rubber Company
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Robert H. Johnston
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3690801
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Patent number 3,690,801
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Issue date Sep 12, 1972
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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3504066
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Patent number 3,504,066
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Issue date Mar 31, 1970
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B28 - WORKING CEMENT, CLAY, OR STONE
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3415142
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Patent number 3,415,142
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Issue date Dec 10, 1968
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B22 - CASTING POWDER METALLURGY
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3384924
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Patent number 3,384,924
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Issue date May 28, 1968
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B28 - WORKING CEMENT, CLAY, OR STONE
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3361020
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Patent number 3,361,020
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Issue date Jan 2, 1968
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B28 - WORKING CEMENT, CLAY, OR STONE
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3353236
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Patent number 3,353,236
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Issue date Nov 21, 1967
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B28 - WORKING CEMENT, CLAY, OR STONE
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3328842
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Patent number 3,328,842
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Issue date Jul 4, 1967
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B22 - CASTING POWDER METALLURGY
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3328840
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Patent number 3,328,840
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Issue date Jul 4, 1967
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B22 - CASTING POWDER METALLURGY
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3327344
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Patent number 3,327,344
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Issue date Jun 27, 1967
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3309750
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Patent number 3,309,750
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Issue date Mar 21, 1967
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B28 - WORKING CEMENT, CLAY, OR STONE
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3305907
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Patent number 3,305,907
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Issue date Feb 28, 1967
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B28 - WORKING CEMENT, CLAY, OR STONE
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3271834
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Patent number 3,271,834
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Issue date Sep 13, 1966
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B30 - PRESSES
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3248762
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Patent number 3,248,762
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Issue date May 3, 1966
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3230561
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Patent number 3,230,561
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Issue date Jan 25, 1966
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B22 - CASTING POWDER METALLURGY
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3214792
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Patent number 3,214,792
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Issue date Nov 2, 1965
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3200439
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Patent number 3,200,439
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Issue date Aug 17, 1965
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3192579
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Patent number 3,192,579
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Issue date Jul 6, 1965
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B22 - CASTING POWDER METALLURGY
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3144683
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Patent number 3,144,683
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Issue date Aug 18, 1964
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C03 - GLASS MINERAL OR SLAG WOOL
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3028629
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Patent number 3,028,629
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Issue date Apr 10, 1962
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3008211
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Patent number 3,008,211
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Issue date Nov 14, 1961
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B30 - PRESSES
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3006053
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Patent number 3,006,053
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Issue date Oct 31, 1961
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B28 - WORKING CEMENT, CLAY, OR STONE
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2974379
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Patent number 2,974,379
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Issue date Mar 14, 1961
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B22 - CASTING POWDER METALLURGY
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2928135
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Patent number 2,928,135
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Issue date Mar 15, 1960
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL