4 results for “Owens-Illinois”
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Patent · July 24, 1928
Millboard Product and Process (US Patent 1,678,345, 1928)
…24, 1928, filed June 25, 1921. The patent's description opens (from the scanned text): This invention relates to artificial prod ucts of the general character of millboard, draulic cement, fibrous material and one or. more…
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Patent · July 24, 1928
Millboard Product and Process (US Patent 1,678,346, 1928)
…346 on July 24, 1928, filed February 12, 1924. The patent's description opens (from the scanned text): This invention relates to artificial products of the general character of millboard, wall board, roofings, and the like…
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Patent · August 11, 1925
Roofing Shingle (US Patent 1,549,723, 1925)
…filed June 15, 1923. The patent's description opens (from the scanned text): My invention relates generally to roofing shingles, and more specifically to a special class of shingles designed for the construction of roof gutters…
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Patent · October 16, 1928
Cement Product (US Patent 1,687,681, 1928)
…1924. It was assigned to Asbestos Shingle Slate & Sheat. The patent's description opens (from the scanned text): This invention relates to cement products] and methods of producing them, particular reference being had to cement products…