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Well-Drilling Machine.

Description: Patent for “a new and improved well-drilling machine adapted to be driven by horse-power and arranged to permit of actuating the drilling tools for drilling purposes and to allow of conveniently and quickly raising the tools from the well…” (lines 8-14) including illustrations.
Date: November 18, 1902
Creator: Moore, Robert Burns
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hose-Coupling.

Description: Patent for new usability improvements for hose coupling, designed for novice users, including illustrations.
Date: July 3, 1906
Creator: Stephens, John H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Saw-Tooth.

Description: Patent for a new design for saw-teeth, with illustrations.
Date: February 20, 1906
Creator: Fleming, Christopher C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Valve or Cut-Off for Tanks

Description: Patent for Valve or Cut-off for Tanks. Improved valve or cut-off for tanks especially discharge valves. Few parts, easy to assemble, easy to operate, intended for extended use.
Date: July 2, 1903
Creator: Leithauser, Peter Jerome; Leithauser, Peter J. & Leithauser, P. J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Phonograph-Machine.

Description: Patent for a new phonograph machine with improvements of sound-box-transversing mechanisms and uniformity of movements, including illustrations.
Date: April 17, 1906
Creator: Dubinski, Benjamin.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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