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Improvement in Cotton and Corn Planters.

Description: Patent for a new and improved cotton and corn planter design with an axle that has agitators, including illustrations.
Date: December 10, 1878
Creator: Hall, James Madison
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Condensers.

Description: Patent to improve the compressing-roller design in a cotton gin, to keep the mechanisms from clogging. This is an addition to a previous patent by the same inventor that improved methods of cleaning the cotton. It includes an explanation with references, and illustrations.
Date: December 10, 1878
Creator: Donovan, John T.
Partner: UNT Libraries Government Documents Department

Improvement in Cultivators.

Description: Patent for a new and improved Shovel-Cultivator design with adjustable parts and various shapes of shovels, including illustrations.
Date: December 10, 1878
Creator: Smith, Matthew
Partner: UNT Libraries Government Documents Department

Improvement in Addressing-Machines.

Description: Patent for a new and improved design of addressing-machine which is intended for use in newspaper offices and business purposes in general. It includes illustrations.
Date: December 17, 1878
Creator: Piner, John
Partner: UNT Libraries Government Documents Department

Improvement in Windmills.

Description: Patent for a "self-regulating windmill, so arranged that it will automatically exclude the wind from the wheel during storms and irregular or sudden squalls of wind, while it will equally enlarge the opening through which the wind is admitted to the wheel, whenever the power of the wind is reduced." (Lines 14-20) Includes instructions and illustrations.
Date: December 2, 1873
Creator: Davie, John P. & Morgan, Asa
Partner: UNT Libraries Government Documents Department

Improvement in Wheels for Vehicles.

Description: Patent for "an improved hub for buggy and other vehicle wheels, which shall be simple in construction, strong, and durable, and which will run with little friction." (Lines 10-13) Includes instructions and illustrations.
Date: December 23, 1873
Creator: Brown, David
Partner: UNT Libraries Government Documents Department

Improvement in Windmills.

Description: Patent for an improved windmill, including illustrations, consisting of an arrangement of "three stationary sails between arms on central shaft, so as to obtain double or increased power from the air passing through the wheel." (lines 7-10)
Date: December 2, 1879
Creator: Dewees, Thomas
Partner: UNT Libraries Government Documents Department

Improvement in Saws.

Description: Patent for improvements to circular or straight saws that steady the saw and prevent vibration and buckling. Includes instructions and illustrations.
Date: December 19, 1871
Creator: Littlepage, Caleb V.
Partner: UNT Libraries Government Documents Department

Improvement in Soldering-Irons.

Description: Patent for "an apparatus to be used with the common soldering-iron, whereby the same can be heated and kept heated continually while the iron is used." (Lines 6-9) Includes instructions and illustrations.
Date: December 19, 1871
Creator: Williams, Joseph
Partner: UNT Libraries Government Documents Department

Improvements in Velocipedes.

Description: Patent for the improvement of velocipedes. Improvements combine foot and band propelling apparatus with guiding apparatus.
Date: December 13, 1870
Creator: Maltby, Henry
Partner: UNT Libraries Government Documents Department

Improvement in Wagon-Brakes.

Description: Patent for "wagons which have brakes applied to them, so constructed that in descending a grade the brakes will be automatically applied, and, in moving on a level or ascending a hill, the brakes will be relieved from the wheels." (Lines 6-11) Includes instructions and illustrations.
Date: December 4, 1877
Creator: Hart, Alfred
Partner: UNT Libraries Government Documents Department

Improvement in the Propulsion of Vessels.

Description: Patent for improvement in vibrating propellers with continued paddle action that can be attached to a line of boats.
Date: December 30, 1873
Creator: Macowitzky, Charles P.
Partner: UNT Libraries Government Documents Department

Improvement in Vibrating Propellers.

Description: Patent for new and useful improvement in vibrating propellers.
Date: December 22, 1874
Creator: Macowitzky, Charles P.
Partner: UNT Libraries Government Documents Department

Improvement in Stone-Dressing Tools.

Description: Patent for "an improved rotary hand-tool for dressing stone" (lines 7-8) including instructions and illustrations.
Date: December 2, 1879
Creator: Gilmore, Louis C.
Partner: UNT Libraries Government Documents Department

Improvement in Ventilators.

Description: Patent for improvement in ventilators which combines a bell-mouthed vane with white induction and black eduction pipes for the purpose of introducing fresh air and eliminating foul air from an enclosed area.
Date: December 21, 1875
Creator: Moyer, Alexander L.
Partner: UNT Libraries Government Documents Department

Improvement in Rotary Spade-Cultivators

Description: Patent for a rotary spade-cultivator that is secured to a frame, which is attached to the rear of a vehicle.
Date: December 7, 1875
Creator: Brodnax, David W., Sr.
Partner: UNT Libraries Government Documents Department

Improvement in Rotary Dredgers.

Description: Patent for an improved rotary dredging-machine operated by adjustment from the engine through gearing enabling the manipulation of "a heavier wheel than would otherwise be practicable" (lines 71-72) with illustrations.
Date: December 21, 1875
Creator: Hawley, Abel
Partner: UNT Libraries Government Documents Department

Improvement in Sewing-Machine Thread-Guards.

Description: Patent for "a guard attachment to the Wheeler & Wilson sewing-machine for preventing the thread from being thrown off the tension by the work, and for preventing the thread from running off the spool onto the spindle." (Lines 6-11) Includes instructions and illustrations.
Date: December 21, 1875
Creator: Roosevelt, Lillian
Partner: UNT Libraries Government Documents Department

Improvement in Locomotive Earth-Excavators.

Description: Patent for "an earth-excavator, principally for use in making the road-beds for railroads, which shall not only do its work continuously, but which shall be equally efficient in throwing up an embankment or in making a deep cut." (Lines 8-12) Includes instructions and illustrations.
Date: December 28, 1875
Creator: Hawley, Abel
Partner: UNT Libraries Government Documents Department

Improvement in Rifle-Barrels.

Description: Patent for a "new and useful improvement in firearms" (lines 4-5), including instructions and illustrations. The invention provides "a gun-barrel with a number of cutters or plows for grooving the ball, said cutters or plows to correspond with with the number of guides or ribs which the gun is formed" (lines 20-25).
Date: December 11, 1877
Creator: Littlejohn, William
Partner: UNT Libraries Government Documents Department

Improvement in Single-Trees.

Description: Patent for "a new and useful improvement in Wooden Single-Trees" (lines 3-4), "for plows and other similar drafts" (lines 15-16), including instructions and illustrations.
Date: December 18, 1877
Creator: Bass, Thomas Gibson
Partner: UNT Libraries Government Documents Department

Improvement in Sheet-Metal Cans.

Description: Patent for sheet-metal cans, specifically a spout attachment for cans.
Date: December 3, 1872
Creator: Delany, John L.
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

Improvement in Picket-Fences.

Description: Patent for a new design for a picket fence which is simple in construction and inexpensive in manufacture.
Date: December 24, 1872
Creator: Willhite, Joseph
Partner: UNT Libraries Government Documents Department
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