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Frederick F. Valego Jr.
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Monson, MA, US
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last 30 patents
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Patent Grant
Extruding colored thermoplastic resin sheets
Patent number
4,316,868
Issue date
Feb 23, 1982
Monsanto Company
Robert A. Esposito
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL