3 results for “Owens-Corning Fiberglas”
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Patent · October 15, 1946
Molded Basic Magnesium Carbonate (US Patent 2,409,297, 1946)
…on October 15, 1946, filed May 1, 1942. The patent's description opens (from the scanned text): This invention relates to the production of light basic magnesium carbonate, and especially that commonly known as 85% magnesia.
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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…
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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…