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Wrench.

Description: Patent for a wrench with a head having a pair of rigid jaws to engage the object. One unique use of this wrench is that it can tighten any threaded joint beyond the degree of tightness that can be obtained by pulling the handle of an ordinary wrench in the usual manner.
Date: July 19, 1921
Creator: Duda, Oswald
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench. Illustration included.
Date: April 17, 1906
Creator: Hall, Samuel N. & Lawlor, James
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench. Illustrations included.
Date: June 2, 1908
Creator: Layne, Mahlon E. & Hall, Samuel N.
Partner: UNT Libraries Government Documents Department

Wood-Preserving Compound

Description: Patent for a new wood preserving compound to protect wood from bugs and prevent decay.
Date: June 23, 1908
Creator: Percival, Herbert Elmer
Partner: UNT Libraries Government Documents Department

Wire-Winding Machine

Description: Patent for a wire winding machine for well screens that allows for winding wire around a tube with notches for the wire to fit into.
Date: May 21, 1907
Creator: Stancliff, George W.
Partner: UNT Libraries Government Documents Department

Wire Winding Machine

Description: Patent for a wire winding machine. This invention is designed to place wire to support pipes. Illustrations included.
Date: May 15, 1906
Creator: Layne, Mahlon E.
Partner: UNT Libraries Government Documents Department

Wire-Winding Machine

Description: Patent for a wire winding machine for making coils of wire for well screens with notches in the wire.
Date: October 11, 1910
Creator: Johnson, John N.
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench which is more balanced in the hand than other wrenches.
Date: October 13, 1908
Creator: Layne, Mahlon E. & Hall, Samuel N.
Partner: UNT Libraries Government Documents Department

Wire-Tightener.

Description: Patent for an improved wire tightener.
Date: August 24, 1915
Creator: Rose, William N.
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a chain wrench "in which both of the jaws are similar and interchangeable and provided with additional sets of teeth whereby the life of the jaws is increased" (lines 12-16) including instructions and illustrations.
Date: August 18, 1914
Creator: Hall, Samuel N.
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench. Illustrations included.
Date: June 2, 1908
Creator: Layne, Mahlon E. & Hall, Samuel N.
Partner: UNT Libraries Government Documents Department

Window-Shade and Roller

Description: Patent for a Window-Shade and Roller that does not use springs or analogous devices to coil the curtain around the roller. This device rolls the curtain more evenly.
Date: May 31, 1910
Creator: Lowe, Purley E. & De Young, Blanche
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench. Illustrations included.
Date: June 2, 1908
Creator: Layne, Mahlon E. & Hall, Samuel N.
Partner: UNT Libraries Government Documents Department

Improvement to Bridle-Rods

Description: Patent for the improvement of Bridle-Rods “of means whereby the device may be adjusted to accommodate itself to rails of different sizes” (lines 18-20). Instructions and illustrations included.
Date: February 9, 1915
Creator: Simpson, Charles M.
Partner: UNT Libraries Government Documents Department

Liquid Dispensing Apparatus.

Description: Patent for "certain new and useful Improvements in Liquid Dispensing Apparatus" (lines 5-7) describing new improvements, including instructions and illustrations.
Date: November 28, 1916
Creator: Bradley, Richard C.; Kinnebrew, Lee; Eastham, J. Malley & Ireland, C. Frank
Partner: UNT Libraries Government Documents Department

Type Delivery Machine

Description: Patent for a type delivery machine that separates different characters of type from one another.
Date: December 14, 1915
Creator: Choate, King E.
Partner: UNT Libraries Government Documents Department

Indicator

Description: Patent for a vehicle indicator that indicates speed using a sound and light. "The driver may be warned when a certain speed is reached and so officers of the law and others may readily tell by glancing at the vehicle whether or not it is exceeding the speed limit."
Date: February 9, 1915
Creator: Hartman, Arthur R.
Partner: UNT Libraries Government Documents Department

Vehicle-Spring

Description: Patent for a vehicle spring that is elliptical, "whereby the upper section... may move longitudinally independent of the lower section of the spring" (lines 18-21).
Date: May 22, 1917
Creator: Plank, Samuel K.
Partner: UNT Libraries Government Documents Department

Insect-Powder Duster

Description: Patent for "a truck mounted upon wheels, to the reat end of which is adjusted a sifter that, as the machine is progressing, will have lateral reciprocating motion imparted thereto and eject powder through an attached meshed screen" (lines 10-15).
Date: April 23, 1889
Creator: Glover, Charles Bazel
Partner: UNT Libraries Government Documents Department

Type-Writing Machine

Description: Patent for improvements to typewriting machines with the aim of providing "a machine of simple and durable construction, capable of use for the ordinary purposes to which type-writers are applied, but especially adapted and designed for typewriting upon blank books, thereby facilitating the making of official records and producing records that are more legible and compact than it is possible to obtain by handwriting" (lines 11-18).
Date: June 14, 1892
Creator: Borden, William J. & Johnson, Jahu W.
Partner: UNT Libraries Government Documents Department

Vine Cutter.

Description: Patent for a new and improved vine-cutter. This design "is to provide a suitable device . . . whereby a sweet-potato vine may be severed from the main stalk on each side of a ridge, the parts of the same being of simple and effective construction and operation" (lines 12-17). It consists in "a post or support, divergent elongated horizontally-arranged cutters secured to the opposite sides thereof and having their lower rear sides formed into cutting-edges of concave form, said cutters being def… more
Date: October 4, 1892
Creator: Francis, Samuel H.
Partner: UNT Libraries Government Documents Department

Improvement in Wheels for Vehicles.

Description: Patent for new and useful improvement in wagon hubs that includes one-piece attachment and spokes that can be cut by metal strips by exposed to no injury, including illustrations.
Date: March 18, 1873
Creator: McNalley, Michael
Partner: UNT Libraries Government Documents Department

Life Raft.

Description: Patent for boat state rooms that convert into life rafts.
Date: September 9, 1884
Creator: Adams, John R.
Partner: UNT Libraries Government Documents Department
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