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Valve for Water-Tanks

Description: Patent for a valve for water tanks. Illustrations included.
Date: September 17, 1912
Creator: Braly, Hugh L.
Partner: UNT Libraries Government Documents Department

Jar.

Description: Patent for a jar for thick semi-liquids such as mustard, which has a discharge spout in the side that allows the contents to be used without taking off the lid of the jar.
Date: August 17, 1909
Creator: Barr, George T., Sr.
Partner: UNT Libraries Government Documents Department

Truck

Description: Patent for a conventional truck designed to lift heavy freight above the ground.
Date: September 17, 1901
Creator: Haltom, Samuel
Partner: UNT Libraries Government Documents Department

Improvements in Electric Foot Warmers.

Description: Patent for adjustments in the mechanics of electric foot warmers.
Date: May 17, 1870
Creator: Littlepage, Caleb
Partner: UNT Libraries Government Documents Department

Improvement in Truss-Bridges.

Description: Patent for an improved method of truss-bridge construction, "whether made with a single or double roadway and with or without a sidewalk upon one or both sides, so as to enable them to be made with less material and less expense than when made in the ordinary manner, and which shall at the same time have an equal or greater strength." (Lines 14-20) Includes instructions and illustrations.
Date: November 17, 1874
Creator: Miner, John L.
Partner: UNT Libraries Government Documents Department

Improvement in Machines for Washing Photographs

Description: Patent for "a new and improved apparatus for washing photographic prints after fixing, for the purpose of removing the double hyposulphite of soda and silver formed in the body of the paper during the process of fixing" (lines 6-11).
Date: August 17, 1875
Creator: Caylor, J. L.
Partner: UNT Libraries Government Documents Department

Improvement in Excavators

Description: Patent for "an improvement in excavating and dredging machines" (lines 12-13).
Date: August 17, 1875
Creator: Cole, Thomas Z.
Partner: UNT Libraries Government Documents Department

Improvement in Leather-Cutting Gages

Description: Patent for improvement in leather cutting-gages in order to negate the need for the set-screw at the end of the gage handle that is needed to hold the rule. The document contains instructions and illustrations of the device.
Date: April 17, 1877
Creator: Lindsay, George F.
Partner: UNT Libraries Government Documents Department

Improvement in Riding-Plows.

Description: Patent for "an improved riding or sulky plow which shall be so constructed that the plow may be readily lowered into, raised from, and adjusted to run at any desired depth in the ground, and which may be adjusted to take or leave land, and to hold the carriage level when both wheels are running upon unplowed land, and when one wheel is running in a furrow." (Lines 14-22) Includes instructions and illustrations.
Date: July 17, 1877
Creator: Florance, James L.
Partner: UNT Libraries Government Documents Department

Improvement in Door-Checks.

Description: Patent for "a device for holding the doors in open position, which is readily applied to the door and worked without noise or jamming; and the invention consists of a holder or knob, with recessed front end, attached to the base-board, and of a counter-sunk door plate or case provided with a rubber block, that binds on the recessed part of the holder to retain the door in open position." (Lines 10-18) Includes instructions and illustrations.
Date: July 17, 1877
Creator: Francis, John
Partner: UNT Libraries Government Documents Department

Improvement in Sand-Conveyers.

Description: Patent for a machine for "taking up and conveying sand into a suitable receptacle". Patent for breaking up sand and transferring it into a receptacle by means of circular cutters, conducting apron, inclined plate.
Date: July 17, 1877
Creator: Garcia, Rufino C.
Partner: UNT Libraries Government Documents Department

Improvement in Fruit-Corers.

Description: Patent for a device to core fruit and cut it into slices.
Date: December 17, 1872
Creator: Alexander, Oscar W.
Partner: UNT Libraries Government Documents Department

Wheel-Plow.

Description: Patent for improvements in wheeled-plow by adding inner and outer guide to the bent axle and an adjusting device to the stop-plate; these additions enable the plow adjustment process effortless. Illustration is included.
Date: August 17, 1880
Creator: Reuss, John L.
Partner: UNT Libraries Government Documents Department

Improvement in seed-planters.

Description: Patent for a seed planter that drops seeds into the plow furrow, where a roller covers the seeds with dirt. Includes illustrations.
Date: February 17, 1874
Creator: Pressly, Thompson
Partner: UNT Libraries Government Documents Department

Improvement in Road-Scrapers.

Description: Patent for an improvement in road-scrapers, illustration included.
Date: March 17, 1874
Creator: Mayfield, William Dudley
Partner: UNT Libraries Government Documents Department

Improvement in Fire-Escape Ladders.

Description: This patent was created for the improvent of fire escape ladders. The inventor gives a comprehensive look at his invention via his image.
Date: April 17, 1878
Creator: Morris, James P.
Partner: UNT Libraries Government Documents Department

Improvement in Pitmen.

Description: Patent for "a new and and useful Improvment in Crank and Pitman;" (lines 3-5) including instructions and illustrations.
Date: May 17, 1870
Creator: Kealy, Thomas
Partner: UNT Libraries Government Documents Department

Improvement in Fire-Tongs

Description: Patent for a part to prevent the legs of fire-tongs from lapping or crossing each other.
Date: January 17, 1871
Creator: George, Alfred M.
Partner: UNT Libraries Government Documents Department

Trap

Description: Patent for an improvement on traps. This trap is primarily insect and pest control, meant for ants and flies.
Date: October 17, 1919
Creator: Miller, William B.
Partner: UNT Libraries Government Documents Department

Tractor Attachment

Description: Patent for a tractor attachment. The purpose of this attachment is to lift up the back wheels of the driving vehicle and improving the power of the vehicle.
Date: December 17, 1918
Creator: Thomas, Samuel Shelby
Partner: UNT Libraries Government Documents Department

Tractor Turning Mechanism.

Description: Patent for a tractor turning mechanism that will allow tractors to turn at any angle up to a right angle by locking one of the driving ground wheels into a pivot point for the other wheels of the tractor.
Date: February 17, 1920
Creator: Chenoweth, William B.
Partner: UNT Libraries Government Documents Department

Improvement in Oil-Burners

Description: Patent for an oil burner to be used with heating ranges, stoves, boilers, and furnaces.
Date: October 17, 1911
Creator: Essex, Winfield S.
Partner: UNT Libraries Government Documents Department

Transplanter

Description: Patent for a transplanter to move a rooted cotton plant and the soil around it to a different location. Illustrations included.
Date: September 17, 1912
Creator: Matthews, James T.
Partner: UNT Libraries Government Documents Department

Washboard

Description: Patent for an improved washboard, that will be "simple, inexpensive, and efficient" while allowing water to fully drain from it after washing is finished, including illustrations.
Date: July 17, 1900
Creator: Bailey, Robert E.
Partner: UNT Libraries Government Documents Department
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