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Improvement in Car-Couplings.

Description: Patent for an improved automatic car-coupling, including illustrations.
Date: November 23, 1875
Creator: Harper, Derastus
Partner: UNT Libraries Government Documents Department

Improvement in Gang-Plows.

Description: Patent for "a novel means of hanging the gang of plows beneath the draft-frame, in combination with levers and link-connections, whereby the plows can be adjusted to run at any desired depth, and firmly held after the adjustment." (Lines 18-23) Includes instructions and illustrations.
Date: December 21, 1875
Creator: McCormick, John R.
Partner: UNT Libraries Government Documents Department

Improvement in Processes of Reducing Asphaltum to Liquid.

Description: Patent for improved “process of reducing asphaltum to a liquid and holding the same in a fluid condition without heat or the use of dead-oils” (lines 31-34).
Date: April 20, 1875
Creator: Lee, Archibald K.
Partner: UNT Libraries Government Documents Department

Improvement in Wheels for Vehicles.

Description: Patent for improvements to carriage wheels, relating to the socketing ring that braces the spokes between the hub and the rim. Includes instructions and illustrations.
Date: April 13, 1875
Creator: Nelson, George
Partner: UNT Libraries Government Documents Department

Improvements in Bench-Vises.

Description: Patent for "a new and Improved Sliding-Carriage Vise for Carpenter's Bench" (lines 3-5) includign instructions and illustrations.
Date: April 27, 1875
Creator: Rimbold, Pierre
Partner: UNT Libraries Government Documents Department

Improvements in Cotton-Gins

Description: Patent for improvement in the Cotton-Gin with moveable brushes. This object is designed to make the brushes on the cotton machine move closer to the saw when they become shortened from constant use. This will improve the quality of the machine like a brand new equipment.
Date: June 22, 1875
Creator: Koehl, William
Partner: UNT Libraries Government Documents Department

Improvement in fluting-iron

Description: Patent for an improvement in fluting iron, involving a hollow smoothing and glossing iron.
Date: February 27, 1875
Creator: Fisher, William F. & Brown, Amos C.
Partner: UNT Libraries Government Documents Department

Improvement in Compound Engines.

Description: Patent for "a series of engines for working the steam over by exhausting it from the first into the second, and so on, for utilizing the pressure lost when steam is exhausted from a single engine into the air..." (lines 7-11) including instructions and illustrations.
Date: February 16, 1875
Creator: Bell, Jackson W.
Partner: UNT Libraries Government Documents Department

Improvement in Pile-Drivers.

Description: Patent for an improved pile-driver device which automates the release of the pile-driver hammer as well as including a perpendicular device which advances the device longitudinally as the work progresses.
Date: January 22, 1875
Creator: McDermott, Martin
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

Improvement in Farm Gates.

Description: Patent for "a gate herein I dispense with the use of hinges and other similar devices and prevent sagging; also that the operation of opening or shutting the gate, owing to its balanced and suspended condition, is attended with little or no exertion on the part of the operator..." (lines 84-90) including instructions and illustrations.
Date: June 15, 1875
Creator: Snider, Tunis
Partner: UNT Libraries Government Documents Department

Improvement in Churn-Dashers.

Description: Patent for "construction and arrangement of a churn-dasher..." ( lines 13-14) including instructions and illustrations.
Date: September 7, 1875
Creator: Bright, John, D.
Partner: UNT Libraries Government Documents Department

Improvement in stilts.

Description: Patent for an improved stilt involving a stilt-rod and a tube that can be slid. Includes illustrations.
Date: September 18, 1875
Creator: Beaumont, Franklin, Jr.
Partner: UNT Libraries Government Documents Department

Improvement in Carburaters

Description: Patent of an improvement for a carbureter that furnishes the apparatus for enriching the vapors of gasoline or other light hydrocarbon.
Date: October 19, 1875
Creator: Pollard, James M.
Partner: UNT Libraries Government Documents Department
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