1 result for “Owens-Illinois”
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Patent · April 14, 1964
Apparatus for molding pipe insulation (US Patent 3,128,503, 1964)
…1964, filed April 21, 1961. It was assigned to Johns Manville. The patent's description opens: This invention relates to apparatus for molding pipe insulation, being particularly applicable to the molding of flat, pliable, fibrous felts…