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Multi-layer molding nozzle
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Patent number 5,131,830
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Issue date Jul 21, 1992
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Nissei ASB Machine Co., Ltd.
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Hiroyuki Orimoto
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Multi-layer molding nozzle
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Patent number 5,030,077
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Issue date Jul 9, 1991
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Nissei ASB Machine Co., Ltd.
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Hiroyuki Orimoto
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Method for molding multi-layered vessels
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Patent number 4,774,047
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Issue date Sep 27, 1988
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Nissei ASB Machine Co. Ltd.
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Yoshinori Nakamura
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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