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Tie-Plate.

Description: Patent for imrpoved tie plates that will prevent the rails from wearing down the ties.
Date: April 25, 1916
Creator: Barnes, Ned E.
Partner: UNT Libraries Government Documents Department

Suspender Clip

Description: Patent for a clamp, used primarily for fastening the shoulder straps of overall garments but can also be used for suspenders for supporting trousers. Includes illustrations.
Date: April 11, 1916
Creator: Murray, Richard H.
Partner: UNT Libraries Government Documents Department

Tongs.

Description: Patent for new and improved tongs. This design "relates to certain devices for preventing the legs of tongs from twisting, overlapping, or becoming cross-legged. This is a common fault in almost all tongs when the joint wears a little loose, and is entirely overcome and prevented by [this] invention" (lines 19-24).
Date: April 29, 1884
Creator: Wood, William E.
Partner: UNT Libraries Government Documents Department

Process of Curing Moss

Description: Patent for invention relates to new and improved process of curing Spanish moss object of the invention being to shorten the time here to fore deemed necessary to properly cure the moss, second to obtain a larger percentage of higher grades of fiber will not be injured but will appear in a sound healthy condition, and fourth to so treat the moss that any desired grade of fiber may be obtained. [5-15]
Date: April 17, 1887
Creator: Lottman, Charles F.
Partner: UNT Libraries Government Documents Department

Spear

Description: Patent for a spear that is used to help withdraw or remove pipes that may get stuck in wellbores.
Date: April 20, 1920
Creator: Gray, Ellsworth
Partner: UNT Libraries Government Documents Department

Portable Screen-House.

Description: Patent for a portable screened house that is made in sections that are easily packed and shipped to be assembled on location.
Date: April 9, 1907
Creator: Wingren, Harry
Partner: UNT Libraries Government Documents Department

Improvement in Fish-Hooks.

Description: Patent for "new and useful improvement in the Sockdolager Fish-Hook" (lines 4-5), including illustration.
Date: April 11, 1854
Creator: Sigler, Henry
Partner: UNT Libraries Government Documents Department

Tool Joint

Description: Patent for a tool joint design.
Date: April 15, 1919
Creator: Fletcher, H. W.
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for an improvement on the design of pumps used in the oil industry. This uses a combination of water, sand, grits, and other sediments for deep wells.
Date: April 23, 1920
Creator: Scott, Floyd L.
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for a pump specifically designed for oil wells to make drilling oil more efficient, lucrative, and easier to perform.
Date: April 13, 1920
Creator: Carden, David A.
Partner: UNT Libraries Government Documents Department

Trick-Pipe.

Description: Patent for a trick pipe, which has a lid over the pipe bowl that ordinarily would blow off when the pipe is blown into, but when put in the trick position will seal itself on no matter how hard the person blows.
Date: April 7, 1908
Creator: Judson, Fred Irving
Partner: UNT Libraries Government Documents Department

Trolley-Wire Holder

Description: Patent for a trolley wire holder that prevents the trolley wheel from coming off the overhead conductor line and automatically releases the trolley wheel from the conductor line when the trolley car arm is pulled down from the conductor line.
Date: April 9, 1907
Creator: La Bauve, Valcoure J.
Partner: UNT Libraries Government Documents Department

Trolley-Wheel

Description: Patent for a trolley wheel and a mechanism for keeping the wheel on the trolley wire. Illustrations included.
Date: April 16, 1912
Creator: Schultze, William H.
Partner: UNT Libraries Government Documents Department

Method of Separating Associated Liquids.

Description: Patent for an invention that "relates to the art of separating associated liquids" (lines 9-10).
Date: April 8, 1919
Creator: McKibben, Charles W.
Partner: UNT Libraries Government Documents Department

Tire-Shoe

Description: Patent for a tire-shoe that would help reinforce damaged vehicle tires.
Date: April 1, 1919
Creator: Motl, Henry E.
Partner: UNT Libraries Government Documents Department

Plunger For Deep-Well Pumps

Description: Patent for improved deep well pumps with plungers used to reduce wear and lower the amount of repairs needed
Date: April 20, 1920
Creator: Coulson, William J.
Partner: UNT Libraries Government Documents Department

Nut Locking Device.

Description: Patent for a new and improved nut-locking device to securely lock fish plates to rail ends.
Date: April 6, 1920
Creator: Hales, Wiley J.
Partner: UNT Libraries Government Documents Department

Pencil Attachment

Description: Patent for a pencil attachment that serves the purpose of protecting the pencil point when not in use. The attachment also protects and cleans the rubber or eraser of the pencil.
Date: April 14, 1914
Creator: Swindowsky, Charles
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for a pump used during the process of drilling wells. Illustrations included.
Date: April 11, 1911
Creator: Wintz, Thornton E.
Partner: UNT Libraries Government Documents Department

Post-Protector

Description: Patent for Post Protector. This patent is about providing a better means to protect earth embedded structure from moisture and other corrosion materials so that life of earthed structure increases
Date: April 21, 1903
Creator: Beazley, John
Partner: UNT Libraries Government Documents Department

Means for Detachably Securing Chairs to Floors.

Description: Patent for a new device that secures chairs to the floor and is easily detachable so the chairs can be moved when necessary.
Date: April 6, 1920
Creator: Lambert, Joseph A.
Partner: UNT Libraries Government Documents Department

Pipe-Wrench.

Description: Patent for a pipe wrench that can be "operated in either direction" (line 18) to screw and unscrew a pipe with an easy application and secure grip.
Date: April 27, 1920
Creator: Nixon, Jeddy D.
Partner: UNT Libraries Government Documents Department

Oil Burner

Description: Patent for an improved oil burner design that uses steam to heat and vaporize the oil, mixing with the oil for more efficient burning, including an illustration.
Date: April 7, 1914
Creator: Tinkham, George F.
Partner: UNT Libraries Government Documents Department
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