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Multiple roll impregnator
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Patent number 5,149,372
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Issue date Sep 22, 1992
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PMC, Inc.
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Frank E. Ives
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Rollout apparatus
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Patent number 5,049,058
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Issue date Sep 17, 1991
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PMC, Inc.
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Frank E. Ives
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Collapsible mandrel
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Patent number 4,582,275
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Issue date Apr 15, 1986
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Frank Ives
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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External mixing spray gun
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Patent number 4,529,126
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Issue date Jul 16, 1985
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Frank Ives
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Cylinder-making apparatus and method
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Patent number 4,071,389
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Issue date Jan 31, 1978
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Frank Elmer Ives
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL