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• Decade: 1920s ×
• Written by: Clayton R. Sabin ×
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1 result for “Owens-Corning Fiberglas”

1. Patent · January 11, 1927

   Pipe Insulation (US Patent 1,613,725, 1927)

   …1922. It was assigned to Gen Insulating and Manufacturing Co. The patent's description opens (from the scanned text): This invention relates to insulating mate rial and the'method of maklng same, and has =for its…