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Dynamic mixer
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Patent number 9,289,732
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Issue date Mar 22, 2016
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Oerlikon Textile GmbH & Co. KG
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Ulrich Helbing
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Extrusion apparatus
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Patent number 4,872,761
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Issue date Oct 10, 1989
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Paul Geyer
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Mixing apparatus
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Patent number 4,253,771
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Issue date Mar 3, 1981
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Barmag Barmer Maschinenfabrik Aktiengesellschaft
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Paul Renk
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Mixing apparatus
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Patent number 4,128,342
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Issue date Dec 5, 1978
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Barmag Barmer Maschinenfabrik AG
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Paul Renk
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3876188
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Patent number 3,876,188
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Issue date Apr 8, 1975
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3752449
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Patent number 3,752,449
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Issue date Aug 14, 1973
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3593375
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Patent number 3,593,375
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Issue date Jul 20, 1971
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3593379
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Patent number 3,593,379
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Issue date Jul 20, 1971
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2973945
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Patent number 2,973,945
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Issue date Mar 7, 1961
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2894280
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Patent number 2,894,280
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Issue date Jul 14, 1959
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2581031
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Patent number 2,581,031
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Issue date Jan 1, 1952
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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1403681
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Patent number 1,403,681
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Issue date Jan 17, 1922
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL