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Mold with porous cavity vent
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Patent number 4,165,062
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Issue date Aug 21, 1979
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California Injection Molding Co., Inc.
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John G. Mitchell
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Injection mold for elongated, hollow articles
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Patent number 4,126,291
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Issue date Nov 21, 1978
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California Injection Molding Co., Inc.
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Russell T. Gilbert
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Counter mechanism
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Patent number 4,096,377
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Issue date Jun 20, 1978
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California Injection Molding Co., Inc.
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James A. Prentice
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G06 - COMPUTING CALCULATING COUNTING
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