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• Decade: 1920s ×
• Written by: Gerald Otley Case ×
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1 result for “Owens-Illinois”

1. Patent · May 12, 1925

   Making Compositions of Fibrous Materials and Cement (US Patent 1,537,406, 1925)

   …1925, filed October 18, 1924. The patent's description opens (from the scanned text): This invention relates to the manufacture of blocks, slabs, or panels for building and in an added to the mixture so am…