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Valve-Gear.

Description: Patent for a valve-gear that uses a single eccentric, "together with devices by which such eccentric may be shifted upon the shaft and locked in its various positions to effect either a reversal of the engine or a stoppage thereof with a full head of steam on, and to run the engine in one or the other direction, as may be desired" (lines 10-15).
Date: September 24, 1895
Creator: Hill, Millard F. & Easley, Clifton W.
Partner: UNT Libraries Government Documents Department

Combination Fence and Repair Tool

Description: Patent for a multi-purpose tool related to working with wires in and around the home. It is intended to tighten, twist, and/or sever a wire.
Date: September 6, 1917
Creator: Grogan, Edward W.
Partner: UNT Libraries Government Documents Department

Violin Piano

Description: Patent for an apparatus to play a violin via piano keyboard input. Designed with the notion that it would be an effective method of playing the violin with those already familiar with the piano
Date: January 17, 1917
Creator: Strawn, Jesse C.
Partner: UNT Libraries Government Documents Department

Windmill.

Description: Patent for certain new and useful improvements in windmills, including instructions and illustrations.
Date: September 6, 1898
Creator: Douglass, William S.
Partner: UNT Libraries Government Documents Department

DRAFT-EQUALIZER

Description: Patent for a device to equalize the draft among 1-6 horses when attached to a plow.
Date: April 1, 1902
Creator: INGRAM, JOSEPH D.
Partner: UNT Libraries Government Documents Department

Car Coupler.

Description: Patent for car coupler heads. This object has coupler heads that, when set in position, automatically lock.
Date: September 11, 1923
Creator: Tucker, Roger V.
Partner: UNT Libraries Government Documents Department

Draft Device

Description: Patent for binders and other agricultural machines liable to side draft, and its object is to provide a simple and efficient device for attaching an evener bar to the draft tongue of the machine.
Date: November 19, 1913
Creator: Mitchell, James R. & Mitchell, Grady
Partner: UNT Libraries Government Documents Department

Latch for Grain-Car Doors.

Description: Patent for a latch that may used on any grain car door. The latch allows for the door to be locked open or closed.
Date: February 26, 1918
Creator: Grogan, Edward W.
Partner: UNT Libraries Government Documents Department

Insulator

Description: Patent for an insulator to be used to attach electric conductors and wires to walls or posts. Illustrations included.
Date: December 29, 1908
Creator: Marshall, George B.
Partner: UNT Libraries Government Documents Department

Water-Cooler.

Description: Patent for an improvement in water-coolers wherein the vessel for holding the water is surrounded with fibrous material that is kept saturated with water, the evaporation of which will absorb the heat from the water contained in the vessel in a manner well known to science.
Date: October 20, 1880
Creator: Barber, Edwin Louis
Partner: UNT Libraries Government Documents Department

Improvement in Honey-Boxes for Bee-Hives

Description: Patent for the new and improved construction of bee-hives. Provides instructions and illustrations.
Date: November 4, 1879
Creator: Connolly, Charles H.
Partner: UNT Libraries Government Documents Department

Repair-Tool For Wire Fences.

Description: Patent for certain new and useful improvements in repair tools for wire fences, including instructions and illustrations.
Date: November 22, 1898
Creator: Major, John H.
Partner: UNT Libraries Government Documents Department

Quick-Adjusting Wrench.

Description: Patent for quick adjusting wrenches that simplify and improve the constructions and increase the efficiency and utility of hese types of devices. The movable jaw can be instantly released or locked.
Date: June 11, 1918
Creator: Grogan, Edward W.
Partner: UNT Libraries Government Documents Department

Cut-Out Device for Windmills.

Description: Patent for "an improved attachment for wind mills, whereby the mill may be thrown out of gear automatically when the supply tank becomes filled" (lines 9-13). It includes an illustration and description of the components.
Date: June 25, 1918
Creator: Pennington, Phil M.
Partner: UNT Libraries Government Documents Department

Fumigator and Insect Destroyer

Description: Patent for a fumigator and insect destroyer. Illustration included.
Date: April 11, 1905
Creator: Frazer, James A.
Partner: UNT Libraries Government Documents Department

Brace for Furniture, &c.

Description: Patent for a brace used to hold parts of furniture together, including illustrations.
Date: September 8, 1903
Creator: Pace, John H.
Partner: UNT Libraries Government Documents Department

Mechanical Movement

Description: Patent for mechanical movement that aids in operating a gin automatically.
Date: December 5, 1916
Creator: Tucker, Roger V.
Partner: UNT Libraries Government Documents Department

Underreamer

Description: Patent for an under-reamer for use in drilling oil wells.
Date: September 10, 1912
Creator: Wagner, Warren
Partner: UNT Libraries Government Documents Department

Shut-Off Head for Casings and The Like

Description: Patent for a shut-off head for casings in oil wells.
Date: September 10, 1912
Creator: Wagner, Warren
Partner: UNT Libraries Government Documents Department

Oil-Burner

Description: Patent for an oil burner designed to prevent choking and corrosion, and to ensure that fluids are properly warmed for the purpose of combustion. Illustrations included.
Date: July 2, 1907
Creator: Swenson, Charles E.
Partner: UNT Libraries Government Documents Department

Desk-Cabinet

Description: Patent for a metal desk cabinet for holding office supplies.
Date: November 26, 1912
Creator: Grogan, Edward W.
Partner: UNT Libraries Government Documents Department

Cotton-Chopper.

Description: Patent for certain new and useful improvements in cotton choppers, including instructions and illustrations.
Date: November 29, 1898
Creator: Hillermann, August & Heinen, Christopher
Partner: UNT Libraries Government Documents Department

Detachable Neck Yoke

Description: Patent for a detachable neck yoke. Illustrations included.
Date: May 10, 1910
Creator: Barry, John, Jr.
Partner: UNT Libraries Government Documents Department

Weighing Device.

Description: Patent for a weighing device. This device should be an improvement over other methods. The device weighs various articles and automatically sums the total weight of the various articles.
Date: July 20, 1915
Creator: Neeley, Samuel T.
Partner: UNT Libraries Government Documents Department
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