1 result for “Owens-Corning Fiberglas”
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Patent · November 19, 1935
Veneered Stonelike Unit (US Patent 2,021,348, 1935)
…filed April 15, 1932. The patent's description opens (from the scanned text): This invention relates to veneered stone-like units, particularly to asbestos and Portland cement boards or panels provided with adhesively secured wood veneer…