1 result for “Owens-Corning Fiberglas”
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Patent · April 5, 1927
Shingle Machine (US Patent 1,623,612, 1927)
…1927, filed June 16, 1926. The patent's description opens (from the scanned text): This invention relates, to a method and apparatus for producing an article of plastic material such as asbestos fiber and cement composition…