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Patents for George J. Goepfert
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,943,926Jul. 05, 1960G.J. GoepfertAbrasive Wheel Compositiongrinder wheels
3,140,321Jul. 07, 1964F.J. Buescher, V.G. Soukup, A.H. Frye, G.J. GoepfertPreparation of Grignard Reagents in Predominantly Hydrocarbon Mediamanufacturing processes
3,149,021Sep. 15, 1964F.U. Zolg, F.H. Bratton, G.J. GoepfertPanel for Printed Circuitsmanufacturing processes
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