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All Patents in class 264/255
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
3,116,986Jan. 07, 1964E.C. Johns, G.J. GeopfertMethod of Making Cold-Molded Abrasive Wheelgrinder wheels
3,523,152Aug. 04, 1970R.W. CurtisProcess for Making Plastic Articlesmanufacturing processes
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