1 result for “Owens-Illinois”
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Patent · February 20, 1951
Fire retardant waterproof coating (US Patent 2,542,721, 1951)
…1947. It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to a protective coating composition, and more particularly to a coating having waterproofing and fire-retardant properties…