2 results for “Owens-Illinois”
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Patent · May 26, 1942
Apparatus for Molding Pipe (US Patent 2,283,921, 1942)
…filed December 23, 1938. The patent's description opens (from the scanned text): This invention relates to an improvement in apparatus forproducing composition pipes, and more particularly to the producing of such pipes from a composition…
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Patent · May 14, 1940
Manufacturing Pipes from Cementitious Composition (US Patent 2,200,268, 1940)
…US Patent No. 2,200,268 on May 14, 1940, filed September 22, 1938. The patent's description opens (from the scanned text): The invention relates 'to an apparatus for manufacturing pipes from a cementitious composition.