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• Decade: 1950s ×
• Written by: Jr James C. Crawford ×
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1 result for “Owens-Corning Fiberglas”

1. Patent · September 5, 1950

   Insulating material (US Patent 2,520,914, 1950)

   …1946. It was assigned to Johns Manville. The patent's description opens (from the scanned text): The invention has for its principal object the provision of an improved product which can be readily applied and removed…