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Robotic parison handling method and apparatus
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Patent number 6,767,497
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Issue date Jul 27, 2004
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Wentworth Mold, Inc., Electra Form Industries Division
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Carl L Knepper
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Cam track with adjustable pre-release
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Patent number 6,461,141
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Issue date Oct 8, 2002
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Wentworth Mold, Inc., Electra Form Industries Division
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Kevin R. Harrison
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL