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Parison oven
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Patent number 4,025,294
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Issue date May 24, 1977
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Beloit Corporation
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Robert A. Daane
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Parison oven having adjustable ceiling
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Patent number 3,946,502
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Issue date Mar 30, 1976
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Beloit Corporation
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Robert A. Daane
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Parison oven
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Patent number 3,930,788
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Issue date Jan 6, 1976
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Beloit Corporation
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Robert A. Daane
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL