1 result for “Owens-Corning Fiberglas”
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Patent · February 15, 1927
Amosite Asbestos, Treatment of (US Patent 1,617,803, 1927)
…1926. The patent's description opens (from the scanned text): This invention relates to the treatment of amosite asbestos to prepare it for splnnmg into yarn for asbestos textile fabric or for any other commercial purposes…