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Well-Casing Extractor (open access)

Well-Casing Extractor

Patent for a well-casing extractor that provides gripping rollers for engaging the casing, provides a supporting frame for the movable parts of the apparatus, and provides the means to drive the rollers by power or hand.
Date: August 16, 1921
Creator: {Price, Filmore M.}
System: The Portal to Texas History