1 result for “Owens-Illinois”
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Patent · January 22, 1957
Machine for manufacturing weldless asbestos-cement pipes (US Patent 2,778,285, 1957)
…filed August 31, 1954. The patent's description opens (from the scanned text): This invention relates to a machine for manufacturing weldless asbestos-cement pipes from a continuous asbestos-cement web, wherein a mandrel is provided…