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Sealed bottle
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Patent number 5,022,544
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Issue date Jun 11, 1991
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Graham Engineering Corporation
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Dennis L. Dundas
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Multi-layer molten plastic body
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Patent number 5,019,433
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Issue date May 28, 1991
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General Electric Corporation
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Milton Briggs
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Tooling for sealing blow molded bottle
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Patent number 4,948,356
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Issue date Aug 14, 1990
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Graham Engineering Corporation
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Dennis L. Dundas
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Method of making a multi-layer parison
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Patent number 4,895,744
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Issue date Jan 23, 1990
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General Electric Company
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Milton Briggs
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Vented plastic bottle
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Patent number 4,838,464
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Issue date Jun 13, 1989
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Graham Engineering Corporation
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Milton Briggs
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Modular extrusion head
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Patent number 4,798,526
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Issue date Jan 17, 1989
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General Electric Company
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Milton Briggs
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Cross head die
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Patent number 4,738,611
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Issue date Apr 19, 1988
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Graham Engineering Corporation
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Milton Briggs
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL