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Adjustable contact lens mold
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Patent number 5,087,015
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Issue date Feb 11, 1992
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Geoffrey H. Galley
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Casting a plastic windshield
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Patent number 4,889,678
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Issue date Dec 26, 1989
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Honda Giken Kogyo Kabushiki Kaisha
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Keiichi Obata
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Gasket for molding plastic lenses
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Patent number 4,693,446
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Issue date Sep 15, 1987
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Techna Vision, Inc.
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Henry Orlosky
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3909083
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Patent number 3,909,083
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Issue date Sep 30, 1975
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3894826
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Patent number 3,894,826
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Issue date Jul 15, 1975
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3703425
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Patent number 3,703,425
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Issue date Nov 21, 1972
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL