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Safety-Razor.

Description: Patent for new and improved safety razor, which will be similar to an ordinary razor, and "can be used either in its safety form or in the ordinary manner" (lines 15-16) including instructions and illustrations.
Date: July 20, 1897
Creator: Bradley, Richard Sherman.
Partner: UNT Libraries Government Documents Department

Wild Well Control

Description: Patent for a device to help get oil or gas wells back under control from a distance if they have developed excessive gas pressure which may cause fluid to blow out of the well or fires.
Date: July 11, 1933
Creator: Whitwam, Wallace W.
Partner: Private Collection of Mike Cochran

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

Valve-Gear for Engines.

Description: Patent for "a new and useful improvement in Steam-Engine Valve-Gears." The invention consists in "combining with a crank-shaft and a valve-shaft a lever, shaft, and two friction-wheels" (lines 4-9)
Date: July 6, 1880
Creator: Josserand, Peter
Partner: UNT Libraries Government Documents Department

Vehicle

Description: Patent for a vehicle that can carry heavy loads and can turn around in a small space and can turn easily on a crooked road.
Date: July 1, 1919
Creator: Menning, Otto H.
Partner: UNT Libraries Government Documents Department

Jack.

Description: Patent for improvements in jacks used for shipbuilding. The device described is designed to aid in the processes of fastening siding to the ribs of a ship hull by first forcing the boards that form the siding close together so that they can then be secured to the hull's ribs. The improvements this jack provides is the necessary force required to closely align the boards easily and quickly before they are nailed in place. This mechanical device is lightweight, efficient and easy to repair. It ca… more
Date: July 22, 1919
Creator: Singleton, James D.
Partner: UNT Libraries Government Documents Department

Valve-Grinder.

Description: Patent for "a tool adapted to rotate valves of an internal combustion engine for grinding the same on their seats." (lines 9-11) It is adapted to connect to the cylinder "of the engine in such a manner as to permit accurate and quick operation of the valve for grinding it, and whereby the handle of the tool may be set at a convenient angle for manipulation, and may be lengthened or shortened according to requirements." (lines 15-21)
Date: July 13, 1920
Creator: Ralston, John
Partner: UNT Libraries Government Documents Department

Well-Screen.

Description: Patent for a "well screen in which a maximum screening area is obtained without weakening the frame" (lines 11-13) including instructions and illustrations.
Date: July 23, 1918
Creator: Layne, Mahlon E.
Partner: UNT Libraries Government Documents Department

Machine-Gun.

Description: Patent for a machine gun, meant to have relatively few parts, that includes a belt to carry a large amount of cartridges. The machine gun "provides a structure wherein the cartridges are positively and consecutively fed to the explosion chamber" (lines 11-14).
Date: July 16, 1918
Creator: McManus, Luis M. & Warner, James Harold
Partner: UNT Libraries Government Documents Department

Well-Strainer

Description: Patent for a well strainer with a plurality of little strainers over each intake pipe in a well.
Date: July 27, 1909
Creator: Brown, Arthur Melville & Hunter, Frank
Partner: UNT Libraries Government Documents Department

Well-Drilling Machinery

Description: Patent for a machine used to drill water, oil, and gas wells. Illustrations included.
Date: July 7, 1908
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Valve-Gear for Steam-Engines.

Description: Patent for improving the cut-off of steam-engines through a simple valve motion, including illustration.
Date: July 30, 1850
Creator: Milner, George B.
Partner: UNT Libraries Government Documents Department

Vehicle-Axle.

Description: Patent for a shock absorbing axle for vehicles including illustrations.
Date: July 28, 1914
Creator: Hartmann, Arthur R.
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for an improvement in sealing capabilities for water pump valves, including illustrations.
Date: July 6, 1915
Creator: Shelp, William B.
Partner: UNT Libraries Government Documents Department

Mail-Bag Catching and Delivering Device

Description: Patent for a mail bag catching and delivering device that is attached to trains and grabs mailbags off of a designated mail bag holder on the edge of the tracks.
Date: July 20, 1909
Creator: Cruse, James Jefferson
Partner: UNT Libraries Government Documents Department

Improvement in Vehicle-Springs.

Description: Patent for "an improvement in springs for carriages" (lines 4-5), including illustrations.
Date: July 28, 1874
Creator: Richardson, John D.
Partner: UNT Libraries Government Documents Department

Improvement in the Methods of Baling and Packing Cotton

Description: Patent for improvement in the methods of baling and packing cotton specifically optimizations in the packing and baling of cotton by avoiding all the mechanical appliances used in forming and securing bales of cotton, such as the press, canvas bagging, band, buckles, and bale-ties.
Date: July 18, 1876
Creator: Drake, James A. & Singer, Edgar C.
Partner: UNT Libraries Government Documents Department

Treasure Box.

Description: Patent for a new and improved lock-box. This design "is provided with means for giving an alarm when an attempt is made to enter the same; and it also has a device for clamping it to the berth or other part of the apartment in which the traveler lodges, so that when the alarm sounds he [or she] is awakened, and thus notified at an attempt at robbery. The device is especially adapted to be clamped to the inner-face of a bed-rail, adjacent to the mattress thereof, so that it cannot be reached wit… more
Date: July 13, 1886
Creator: Hayes, Elbert Newton & Sauer, Venant August
Partner: UNT Libraries Government Documents Department

Improvement in Odometers.

Description: Patent for an improvement to odometers used for measuring distance traveled in motor vehicles.
Date: July 15, 1879
Creator: Richardson, John D.
Partner: UNT Libraries Government Documents Department

Tractor

Description: Patent for a tractor "of the caterpillar type, having a caterpillar on each side, said caterpillars being independently driven either forwardly or reversely" (lines 11-14).
Date: July 22, 1919
Creator: Fisher, Guy B.
Partner: UNT Libraries Government Documents Department

Tie-Cutter.

Description: Patent for tie cutters used to cut railway ties into parts in preparation to discard them from the tracks after their decay.
Date: July 18, 1916
Creator: Harber, William S.
Partner: UNT Libraries Government Documents Department

Steam Generating System

Description: Patent for steam generating system. Illustration included.
Date: July 21, 1908
Creator: Bebber, August W.
Partner: UNT Libraries Government Documents Department

Speed-Controlling Mechanism for Motor-Vehicles.

Description: Patent for a device that automatically closes the throttle to slow the speed of a motor vehicle when necessary. The device is designed to respond to vehicle load, road surface, and a predetermined speed limit.
Date: July 17, 1917
Creator: Carpenter, John C.
Partner: UNT Libraries Government Documents Department

Motor-Tricycle.

Description: Patent for a specification to improve a motor-tricycle's ability to ride over obstructions and uneven surfaces to reduce shock to the front of the frame and the rider (lines 14-20). The patent includes the detailed specifications and illustrations.
Date: July 14, 1914
Creator: Benton, Walter L.
Partner: UNT Libraries Government Documents Department
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