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Molding process and apparatus
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Patent number 5,558,895
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Issue date Sep 24, 1996
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Gradual Pty. Ltd.
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Laurence A. Boyhan
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Mold for a shaped laminate
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Patent number 5,227,176
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Issue date Jul 13, 1993
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Monsanto Company
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Susan E. McIntyre-Major
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Automated casting apparatus
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Patent number 4,931,007
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Issue date Jun 5, 1990
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Kohler Co.
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Joseph E. Gold/dalg
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B28 - WORKING CEMENT, CLAY, OR STONE
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