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• Decade: 1950s ×
• Written by: Raymond W. James ×
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1 result for “Owens-Illinois”

1. Patent · June 25, 1957

   Method of making filter media (US Patent 2,797,163, 1957)

   …1952. The patent's description opens (from the scanned text): This invention relates to a new and improved fibrous material and a method for making the same by a wet process and relates particularly to an…