1 result for “Owens-Illinois”
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Patent · December 8, 1925
Waterproof Insulating Covering (US Patent 1,564,797, 1925)
…filed April 13, 1922. The patent's description opens (from the scanned text): This invention relates to insulation for covering pipes, and especially to a waterproof plastic insulation for covering refrigerated and cold water pipes and…