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Relay.

Description: Patent for an electric relay "which is normally actuated by weak currents, and adapted when abnormally energized by heavier currents to shift the local current from one connection to another in order to prevent the relay armature from sticking" (lines 10-15).
Date: May 18, 1909
Creator: Rice, Hugh C.
Partner: UNT Libraries Government Documents Department

Fly-Killing Device.

Description: Patent for an improved fly swatter specifically for killing flies in harder to reach places, such as a wall or ceiling, and is "simple and inexpensive in construction" (lines 12-13).
Date: May 18, 1920
Creator: Hannon, George M.
Partner: UNT Libraries Government Documents Department

Buggy-Axle

Description: Patent for a buggy-axle that has the hub of the wheel so arranged as to rotate with the stub axle of the device, holding the wheel in place.
Date: May 18, 1915
Creator: Elliott, Claude B. & Kurtz, Edward
Partner: UNT Libraries Government Documents Department

Car-Door Operating and Locking Device

Description: Patent for a car door operating and locking device that provides improved means for automatically closing and locking the doors before starting the car.
Date: May 18, 1915
Creator: Pitts, Hood
Partner: UNT Libraries Government Documents Department

Balance Staff and Wheel for Watches

Description: Patent for an improved design of a balance staff and wheel used for watch repair. The new design allows for an easier repair when replacing a broken staff and decreases the chance that the wheel would be damaged when replacing the staff. Included are instructions and illustrations.
Date: May 18, 1880
Creator: Bugbee, George G.
Partner: UNT Libraries Government Documents Department

Check-Writer.

Description: Patent for an automatic bank check writer that will type out the name of the payee and other figures. Rotatable type cylinders, a foot presser, and additional adjustable character dials are included in the invention objects.
Date: May 18, 1920
Creator: Wendelken, Charles
Partner: UNT Libraries Government Documents Department

Car-Axle Lubricator

Description: Patent for improving parts of the journal box in car axles to simplify construction and enable access to the interior of the journal box for replacement or otherwise.
Date: May 18, 1920
Creator: Urbeita, Jose M.
Partner: UNT Libraries Government Documents Department

Churn.

Description: Patent for a churning receptacle for improvement in ease of operation, efficiency, and sanitation.
Date: May 18, 1920
Creator: Thompson, Robert A. & Morris, Lute P.
Partner: UNT Libraries Government Documents Department

Automatic Gun

Description: Patent for an automatic gun which automatically sends the next cartridge to the gun barrel after firing.
Date: May 18, 1909
Creator: Lovelace, Charles D.
Partner: UNT Libraries Government Documents Department

Improvement in Plows.

Description: Patent for "plow mold-boards to which the black land of Texas, and other similar soils, will not adhere, so that a furrow can be turned, however sticky and waxy the soil may be." (lines 14-18) including instructions and illustrations.
Date: May 18, 1875
Creator: Bell, Francis R.
Partner: UNT Libraries Government Documents Department

Bank-Check Writer.

Description: Patent for a new and useful improvements in Bank-Check Writers. With this device, a blank check may be inserted and the name of the payee and the amount in figures will be typewritten.
Date: May 18, 1920
Creator: Wendelken, Charles
Partner: UNT Libraries Government Documents Department

Combination-Tool.

Description: Patent for a combination tool "specifically adapted for use as a pan or plate lifter or a stove-lid lifter and which may also be used for holding dishes while being washed" (lines 4-7), including illustrations.
Date: May 18, 1897
Creator: Swenson, Charles E. & Swenson, Olive C.
Partner: UNT Libraries Government Documents Department

Animal Trap

Description: Patent for an animal trap that can continue to trap more animals even after if traps one or more.
Date: May 18, 1915
Creator: Dennis, Decatur D.
Partner: UNT Libraries Government Documents Department

Ant-Trap.

Description: Patent for a "trap designed to be placed around an ant-hill and adapted to capture ants leaving or returning to the ant-hill." (Lines 11-13) Includes instructions and illustrations.
Date: May 18, 1897
Creator: Bond, William Beebe
Partner: UNT Libraries Government Documents Department
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