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Hydraulic Swivel

Description: Patent for a hydraulic swivel. This design produced a mechanism for supporting a supply hose in a given position.
Date: October 27, 1903
Creator: Johnston, Horace G.; Sturm, William P. & Sturm, Jacob W.
Partner: UNT Libraries Government Documents Department

Pump Attachment for Portable Cans

Description: Patent for a pump attachment for portable cans. This invention is designed to be a attachable/detachable pump for use with coal-oil cans. Its purpose is meant for the transfer of coal oil to lamps.
Date: September 29, 1903
Creator: Blackmon, Paul Jones
Partner: UNT Libraries Government Documents Department

Compressed Air Elevator for Fluids

Description: Patent for a compressed air elevator for fluids.
Date: May 12, 1903
Creator: Sloan, James W.
Partner: UNT Libraries Government Documents Department

Coupling for Well-Drilling Machines

Description: Patent for coupling for well-drilling machines.
Date: April 14, 1903
Creator: Johnston, Horace G.
Partner: UNT Libraries Government Documents Department

Hydrocarbon-Burner

Description: Patent for a hydrocarbon burner.
Date: March 31, 1903
Creator: Higgins, James Franklin
Partner: UNT Libraries Government Documents Department
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