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1 result for “Owens-Corning Fiberglas”

1. Patent · May 11, 1943

   Building Construction with Insulation (US Patent 2,318,820, 1943)

   …filed June 4, 1938. The patent's description opens (from the scanned text): The present invention relates to improvements in building structures, particularly those having thermal insulating material incorporated in their wall and roof or attic…