3 results for “Owens-Corning Fiberglas”
-
Patent · March 12, 1946
Heat Insulation Block (US Patent 2,396,246, 1946)
…396,246 on March 12, 1946, filed February 16, 1943. It was assigned to Armstrong Cork Co. The patent's description opens (from the scanned text): This invention relates to heat-insulating block of improved characteristics.
-
Patent · July 15, 1947
Magnesia Insulation (US Patent 2,423,839, 1947)
…It was assigned to Armstrong Cork Co. The patent's description opens (from the scanned text): The invention relates especially to magnesia inslution of the type known to the art as 85% ma nesia and particularly…
-
Patent · July 15, 1947
Magnesia Insulation (US Patent 2,423,841, 1947)
…It was assigned to Armstrong Cork Co. The patent's description opens (from the scanned text): The invention relates especially to magnesia insulation of the type known to the art as 85% magnesia and particularly tothat…