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Derrick.

Description: Patent for improvements to derricks for oil wells.
Date: June 9, 1920
Creator: Babek, Frank
Partner: UNT Libraries Government Documents Department

Broom Rack

Description: Patent for a Broom-Rack
Date: July 9, 1918
Creator: Horn, Jacob S.
Partner: UNT Libraries Government Documents Department

Funnel

Description: Patent for a funnel for heavy, slow running liquids, that will prevent any spilling when turned sideways.
Date: November 9, 1920
Creator: Kominsky, Isaac J.
Partner: UNT Libraries Government Documents Department

Improvement in Fence-Post Sockets.

Description: Patent for improvement in fencing where posts are held more securely with galvanized plates, sockets, and wires.
Date: September 9, 1873
Creator: Durant, George W. & Durant, James B.
Partner: UNT Libraries Government Documents Department

Improvement in Screw-Propulsion.

Description: Patent for "a new and useful Improvement in Screw-Propellers and their adaptation to the hulls of vessels" (lines 4-6) including illustrations.
Date: November 9, 1875
Creator: Wilson, Joseph Erwin
Partner: UNT Libraries Government Documents Department

Improvement in Grinding-Mills

Description: Patent for an improvement in grinding-mills, combining the operative mechanism with spindles - in which the both the grinding stones obtain relative surface speeds only half the actual speed of the stones.
Date: May 9, 1871
Creator: Hensley, Henry
Partner: UNT Libraries Government Documents Department

Air-Propeller

Description: Patent for a propeller for aircrafts. Illustrations included.
Date: April 9, 1912
Creator: Buchanan, Jesey H.
Partner: UNT Libraries Government Documents Department

Improvement In Sulky-Plows.

Description: This pantent was created for the construction and preperation of a sulky plow cultivator. The invention was created for new and mechanical improvements.
Date: April 9, 1878
Creator: Tucker, Argyle W.
Partner: UNT Libraries Government Documents Department

Improvement In Percussion-Shells.

Description: This patent was created for individuals to be able to hit an object with the instrument and the oject immediately explodes on impact. It then produces an excessive amount of explosions. The invention is made out of shells with sections assembled together infused with different substances, and connected by a fuse.
Date: April 9, 1878
Creator: Urquhart, John M.
Partner: UNT Libraries Government Documents Department

Improvement in Eyeglasses.

Description: Patent for improvements to eyeglasses to accommodate facial differences.
Date: July 9, 1878
Creator: Hawkes, Albert K.
Partner: UNT Libraries Government Documents Department

Nut Lock

Description: Patent for a nut lock. Illustration included.
Date: August 9, 1904
Creator: Payne, Newton & Guynes, Allen Perry
Partner: UNT Libraries Government Documents Department

Improvement In Car-Seat Locks.

Description: This patent is for the usage of car seats and how they perform. It was created to improve the mechanics of locking a reversible car-seat.
Date: April 9, 1878
Creator: Waddill, Abel K.
Partner: UNT Libraries Government Documents Department

Bagging-Cutter

Description: Patent for a Bagging-Cutter in order to cut lengths of bagging in an efficient manner. An innovation this provides is in shaping the bags into a roll or rope-shape before being cut, which negates the use of a knife to cut a longer width. This improves ease of handling roles of bagging and requires a shorter fixed-place knife.
Date: August 9, 1921
Creator: Lively, Louis P.
Partner: UNT Libraries Government Documents Department

Canal-Gate.

Description: Patent for an improvement to canal-gates that is "a simple and comparatively inexpensive contrivance for receiving a handle of the shank of a handle which is attached to the lock or gate" (lines 18-22) including an illustration.
Date: March 9, 1920
Creator: Perry, Charles Franklin
Partner: UNT Libraries Government Documents Department

Improvement in Threshing-Machine.

Description: Patent for improvements in threshing-machine for threshing grain, with the improved machine, “grain may be threshed and separated from the straw in a very rapid and perfect manner, and without bruising or injuring the straw in any way.” (Lines 13-16) Illustration is included.
Date: February 9, 1869
Creator: Fuos, Matthias
Partner: UNT Libraries Government Documents Department

Improvement in Combined Cistern Tops and Filters.

Description: Patent for improvements to cistern covers, combining a cast iron, charcoal filled filter and specially shaped cast perforated iron lid with handles for removing the cover and for changing the charcoal.
Date: July 9, 1874
Creator: Stacey, Ephraim Douglass
Partner: UNT Libraries Government Documents Department

Solar-Time Instrument.

Description: Patent for a new and improved solar-time instrument with "the telescopic tube provided at one end with a lens, and at the other end with a removable diaphragm having horizontal and vertical lines marked thereon" (page 2).
Date: September 9, 1879
Creator: Hayford, Samuel
Partner: UNT Libraries Government Documents Department

Fire-Clay Charcoal-Furnace

Description: Patent for fire clay charcoal furnace. "The object of the invention is to provide a furnace of this character which shall be simple of construction, durable in use, comparatively inexpensive of production, and efficient in action" (lines 13-17).
Date: December 9, 1902
Creator: Koch, Charles Jean
Partner: UNT Libraries Government Documents Department

Sign.

Description: Patent for signs that are to be mounted to the roof of a car, and can be illuminated and read from any angle. Includes instructions and illustrations.
Date: February 9, 1892
Creator: Garner, William R.
Partner: UNT Libraries Government Documents Department

Bolt-Clipper

Description: Patent for improvements to bolt cutters, in terms of construction and efficiency. The improvement includes "oppositely-disposed jaw members, having v-shaped cutting edges" (lines 36-37). Includes illustrations.
Date: January 9, 1906
Creator: Pulvitt, John
Partner: UNT Libraries Government Documents Department

Combined Harrow and Roller

Description: Patent for a combined harrow and roller for pulverizing and eliminating unwanted growth from the ground. Illustrations included.
Date: April 9, 1912
Creator: Younger, Walter E.
Partner: UNT Libraries Government Documents Department

Fountain-Pen Blotting Attachment.

Description: Patent for an attachment for fountain pens that would hold a roll of blotting paper or other ink absorbing material on a revolving stem to be used to remove extra ink from paper after using the fountain pen. The attachment is contained in a cap that is attached to the end of the fountain pen.
Date: August 9, 1921
Creator: Odom, Blaine W.
Partner: UNT Libraries Government Documents Department

Improvement In Fine-Proof Cotton-Lint Rooms.

Description: This patent is a receiver that is portable and provides a unique way of catching the lint that is ejected from a cotton-gin when in use. The portable receiver helps to prevent fires.
Date: April 9, 1878
Creator: Morrell, Zachariah N.
Partner: UNT Libraries Government Documents Department
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