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Biaxially oriented film
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Patent number 5,456,979
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Issue date Oct 10, 1995
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W. R. Grace & Co.-Conn.
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Henry G. Schirmer
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Extrudable thermoplastic particulates
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Patent number 5,236,649
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Issue date Aug 17, 1993
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The Dow Chemical
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Mark J. Hall
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Process for production of a plastic bottle
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Patent number 4,550,007
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Issue date Oct 29, 1985
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Mitsubishi Plastics Industries Limited
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Yoichi Ohtsu
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Blow molding method
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Patent number 4,177,239
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Issue date Dec 4, 1979
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Bekum Maschinenfabriken GmbH
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Franz Gittner
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL