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1 result for “Owens-Illinois”

1. Patent · February 5, 1957

   Manufacture of abrasive products (US Patent 2,780,534, 1957)

   …filed November 27, 1953. It was assigned to Raybestos Manhattan Inc. The patent's description opens (from the scanned text): This invention relates to the manufacture of abrasive products such as grinding wheels, discs, segments and…