1 result for “Owens-Illinois”
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Patent · January 26, 1943
Friction Material Sheetings (US Patent 2,309,571, 1943)
…US Patent No. 2,309,571 on January 26, 1943, filed December 7, 1940. The patent's description opens (from the scanned text): This invention relates to friction materials and the method of manufacturing the same.