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Plate Retaining Device

Description: Patent for a license plate holder for automobiles.
Date: April 13, 1915
Creator: Stafford, Frederick
Partner: UNT Libraries Government Documents Department

Route-Indicator.

Description: Patent for an improved route indicator for automobiles "which not only visually indicates the characteristics and risks of the road" but in addition provides an "auditory signal to call attention to approaching hazards or dangers" (lines 36-41). Illustrations included.
Date: November 13, 1917
Creator: Cranmer, Howard
Partner: UNT Libraries Government Documents Department

Railway-Switch.

Description: Patent for an improvement to railway switches, by creating an automatic switch that changes the direction of a track from object while object is moving on track.
Date: January 13, 1914
Creator: James, Samuel
Partner: UNT Libraries Government Documents Department

Safe Lock

Description: Patent for providing "a means which will necessitate the operation of a series of setting devices before the several bolts can be moved to unlock the door". (lines 11-14).
Date: June 13, 1918
Creator: Harris, William J. B. of Bonham, TX
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for an improved wrench which utilizes two circular heads, individually situated at the ends of a single handle.
Date: January 13, 1914
Creator: Johnson, Alva Putman
Partner: UNT Libraries Government Documents Department

Wire Stretcher.

Description: Patent for a wire stretcher with means to easily adjust a slidable rack bar, including instructions and illustrations.
Date: March 13, 1917
Creator: Harper, John H.
Partner: UNT Libraries Government Documents Department

Wrench

Description: Patent for a wrench. This invention is designed to prevent movement. Illustration included.
Date: June 13, 1911
Creator: Miller, William J. & Cass, Thomas N.
Partner: UNT Libraries Government Documents Department

Lemon Squeezer

Description: Patent for a lemon squeezing mechanism, designed to be more convenient for convenience store clerks.
Date: July 13, 1914
Creator: Cooper, James A. & Cooper, Joel C.
Partner: UNT Libraries Government Documents Department

Vehicle Attachment

Description: Patent for vehicle attachment
Date: March 13, 1916
Creator: Walker, Willey P.
Partner: UNT Libraries Government Documents Department

Lock.

Description: Patent for a keyed lock with "an improved mounting and arrangement of the locking tumblers whereby the same are properly held against displacement within the body of the lock so that they will properly engage with the locking bolt."
Date: July 13, 1915
Creator: Dunaway, Harrison
Partner: UNT Libraries Government Documents Department

Land-Breaking Plow

Description: Patent for a plow that also includes rotary drums. The rotary drums carried "sub-soiling and breaking plows; and the object is to provide plows which can be used to break the land to any desirable depth in any kind of soil without turning over the soil."
Date: October 13, 1914
Creator: Reed, Arthur
Partner: UNT Libraries Government Documents Department

Knee-Protector.

Description: Patent for a knee protector that enables the wearer to fasten the device to the knee and includes a frame and knee receiving pocket.
Date: June 13, 1916
Creator: Russel, Callie B.
Partner: UNT Libraries Government Documents Department

Valve for Car-Carried Mechanism of Train-Stopping Apparatus.

Description: Patent for an invention which provides an improved train stopping apparatus, whereby the propelling power of the motor car will be cut off when conditions warrant.
Date: July 13, 1915
Creator: Labit, Girard E.
Partner: UNT Libraries Government Documents Department

Truss.

Description: Patent for a truss with new improvements that provide more comfortability and ease to the wearer.
Date: March 13, 1917
Creator: Fillip, Adolf A.
Partner: UNT Libraries Government Documents Department

Wagon-Tongue.

Description: Patent for "new and useful Improvements in Wagon-Tongues, of which the following is a specification, reference being had therein to the accompanying drawings." (lines 6-9).
Date: July 13, 1915
Creator: Zimmer, Henry C.
Partner: UNT Libraries Government Documents Department

Viscoscometer.

Description: Patent for a device that accurately determines the viscosity of different liquids, particularly oils, and is able to be kept at a uniform temperature.
Date: June 13, 1916
Creator: Lorenz, Charles O.
Partner: UNT Libraries Government Documents Department

Voice Recording and Reproducing Device.

Description: Patent for a voice recording "attachment for a moving picture camera, which, while a picture is being taken will produce [...] photographic record of sounds that appropriately accompany the picture" (lines 11-16), including illustrations.
Date: June 13, 1916
Creator: Walker, Jack L.
Partner: UNT Libraries Government Documents Department

Kiln

Description: Patent for improvements to kilns, which include improvements for transferring heat, "burning lime and clay products"(line 11), powdered fuel feeding and preventing unheated air from flowing into the kiln.
Date: May 13, 1919
Creator: Bone, David R.
Partner: UNT Libraries Government Documents Department

Windmill and Engine Coupling.

Description: Patent for a windmill and engine coupling that connects the piston or plunger of a pump to a windmill, engine, or similar motor. The coupling aims to improve the construction of couplings to increase the ease of operation of such motors.
Date: February 13, 1912
Creator: Sheen, Davis
Partner: UNT Libraries Government Documents Department

Windmill.

Description: Patent for a windmill, which transmits its energy better to the pump and can be adjusted into and out of the wind.
Date: December 13, 1910
Creator: Dwight, James L.
Partner: UNT Libraries Government Documents Department

Mail-Bag Catcher.

Description: Patent for a new modification in the device mail-bag catcher, which can be used to either train or track device.
Date: June 13, 1916
Creator: Huff, Barney L.
Partner: UNT Libraries Government Documents Department

Indicating Apparatus for the Spark Plugs of Hydrocarbon Engines.

Description: Patent for an indicating apparatus for the spark-plugs of hydrocarbon-engines. The apparatus allows the motor vehicle driver to determine "which spark plug is connected in circuit with the timer" (lines 20-21). The patent includes illustrations and specifications.
Date: June 13, 1916
Creator: Remmert, Otto H.
Partner: UNT Libraries Government Documents Department

Vise and Saw-Clamp

Description: Patent for improvements to vise and saw clamps complete with illustration.
Date: April 13, 1915
Creator: King, William T.
Partner: UNT Libraries Government Documents Department

Mail-Bag Catcher and Deliverer.

Description: Patent for a mail bag catcher and deliverer for use by trains.
Date: June 13, 1911
Creator: Tauson, Reinhold W.
Partner: UNT Libraries Government Documents Department
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