2 results for “Owens-Corning Fiberglas”
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Patent · July 4, 1950
Composition board (US Patent 2,514,021, 1950)
…1948. It was assigned to Ruberoid Co. The patent's description opens (from the scanned text): This invention relates to improvements in a composition board, and more particularly to a libro-cement board containing organic matter…
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Patent · August 22, 1950
Siding (US Patent 2,519,950, 1950)
…4, 1947. It was assigned to Ruberoid Co. The patent's description opens (from the scanned text): This invention relates to sidings, and more particularly to insulated sidings for covering the outer walls of building structures…