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Extruder with a shaping device
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Patent number 6,287,102
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Issue date Sep 11, 2001
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C.A. Greiner
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Pürstinger Franz
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Process of making dimensionally stable section
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Patent number 5,186,876
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Issue date Feb 16, 1993
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Schaumstoffwerk Greiner Gesellschaft m.b.H.
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Franz Purstinger
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Calibrator for extruded material
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Patent number 4,685,879
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Issue date Aug 11, 1987
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Franz Purstinger
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL