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Improvement in railroad switches

Description: Patent for an improvement in railroad switches, including illustrations.
Date: October 22, 1872
Creator: Fitzsimmons, Henry
Partner: UNT Libraries Government Documents Department

Railway-Tie.

Description: Patent for a railroad tie made of sand and cement and threaded with barbed wire.
Date: October 22, 1901
Creator: Joynt, Dudley Layng
Partner: UNT Libraries Government Documents Department

Bearing for Crank-Shafts.

Description: Patent for an improvement for Bearings for Cranks Shafts. This invention provides a means for "tightening the bushings of the bearings easily and quickly when necessary" (lines 9-13).
Date: October 22, 1918
Creator: Blumberg, Hamilton G.
Partner: UNT Libraries Government Documents Department

Cylinder Head.

Description: Patent for improvement in removable cylinder heads for gas engines. Exhaust gasses and foreign matter pass through the conduits without affecting the valve stem.
Date: October 22, 1918
Creator: Bloomber, H. G.
Partner: UNT Libraries Government Documents Department

Blind-Stop.

Description: Patent for a device which locks blinds in place at the desired angle.
Date: October 22, 1907
Creator: Koenig, Charles L.
Partner: UNT Libraries Government Documents Department

Process of Leaching Copper Ores

Description: Patent for "a method of recovering copper by the electrolysis of copper solutions of any suitable kind, obtained by the lixiviation of the ore" (lines 9-12). The improvement in this method is that almost all the sulfuric acid and other leaching agents are used up prior to the copper going to the electrolysis tanks which increases the amount of copper recovered and the reduction of accumulated biproducts.
Date: October 22, 1918
Creator: Hahn, Albert W.
Partner: UNT Libraries Government Documents Department

Military or Other Insignia

Description: Patent for improved military or other insignia pin. It is an attempt to improve the pin design with stronger materials and different construction methods.
Date: October 22, 1918
Creator: Semans, Clare L & Heiligman, Edward C.
Partner: UNT Libraries Government Documents Department

Nut-Lock

Description: Patent for a nut lock. Illustrations included.
Date: October 22, 1912
Creator: Martin, George W.
Partner: UNT Libraries Government Documents Department

Nut-Lock

Description: Patent for a nut lock. Illustrations included.
Date: October 22, 1912
Creator: Martin, George W.
Partner: UNT Libraries Government Documents Department

Improvement In Circular-Saw Mills.

Description: Patent for an improved Circular Sawmill with an " improved adjustable feed mechanism" (pg 1). Illustration Included.
Date: October 22, 1872
Creator: Jones, John B.
Partner: UNT Libraries Government Documents Department

Wire-Stretcher

Description: Patent for a wire stretcher. Illustrations included.
Date: October 22, 1912
Creator: Berry, Phillip Anderson
Partner: UNT Libraries Government Documents Department

Insulator-Bracket

Description: Patent for an insulator holder. Illustrations included.
Date: October 22, 1912
Creator: Wyche, Daniel Webster
Partner: UNT Libraries Government Documents Department

Spike-Puller.

Description: Patent for a spike remover that firmly grips the spike being removed.
Date: October 22, 1907
Creator: Webb, James A.
Partner: UNT Libraries Government Documents Department

Railroad-Rail

Description: Patent for railroad rail that does not need to joined with a bolt and can be locked in place to prevent spreading.
Date: October 22, 1918
Creator: Huffman, Henry W.
Partner: UNT Libraries Government Documents Department

Flash-Lamp

Description: Patent for a flash lamp for taking photographs. Illustrations included.
Date: October 22, 1912
Creator: Harrington, David
Partner: UNT Libraries Government Documents Department

Wire Stretcher

Description: Patent for a wire-stretcher designed to repair wire fences manually.
Date: October 22, 1901
Creator: Pearson, Charles Ewell
Partner: UNT Libraries Government Documents Department

Egg-Tester

Description: Patent for an egg tester. Illustrations included.
Date: October 22, 1912
Creator: Bixler, William D.
Partner: UNT Libraries Government Documents Department

Combined Hoe and Planter

Description: Patent for improving on the design of devices that combine a hoe and a planter for the purpose of properly placing a seed at the cutting edge of the hoe.
Date: October 22, 1918
Creator: Combs, Asa Z.
Partner: UNT Libraries Government Documents Department

Tubeless Tire and Rim and Lock Therefor

Description: Patent for "an improved tubeless pneumatic tire casing, and an improved rim and locking means therefore, where by to effectively draw the edges together to render the same air tight" (lines 11-15). Also, this patent provides a improved "tubeless tire casing" where adding air pressure makes the joint air tight.
Date: October 22, 1918
Creator: Cumpston, Frederick B.
Partner: UNT Libraries Government Documents Department

Machine for destroying cotton-boll weaver.

Description: Patent for a machine that aids in pest control of cotton boll weevil and other insects including including illustration.
Date: October 22, 1901
Creator: Dannelly, Frank M.
Partner: UNT Libraries Government Documents Department

Pipe-Clamp

Description: Patent for a pipe clamp to be used with well pipes and tubes. Illustrations included.
Date: October 22, 1912
Creator: Everett, Arthur D.
Partner: UNT Libraries Government Documents Department

Pencil-Holder.

Description: Patent for a device to secure a pencil within the breast-pocket, including description and illustrations.
Date: October 22, 1901
Creator: Hogg, George, Sr.
Partner: UNT Libraries Government Documents Department

Wire-Fence Tool.

Description: Patent for wire fence tool attachment for a wire stretching machine. The tool can also perform other operations related to the fence wires when detached from the machine.
Date: October 22, 1901
Creator: Pearson, C. E.
Partner: UNT Libraries Government Documents Department
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