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Well-Tube Holder

Description: Patent for a well tube holder for removing pipes from wells and holding them in place. Illustrations included.
Date: May 3, 1910
Creator: Preston, Lyman L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Drill-Cable Clamp.

Description: Patent for Drill-Cable Clamp is for a device that clamps the rope to which the drill connects. The rope can be rotated, while connected to both the drill and the drilling machine securely.
Date: May 6, 1913
Creator: Clayton, Robert Fentress
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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