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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 Horse-Powers.

Description: Patent for a "means for driving cotton-gins and other light machinery by animal power; and it relates to that form of animal-power apparatus termed the vertical tread-wheel." (Lines 6-10) Includes instructions and illustrations.
Date: May 12, 1874
Creator: Powell, James M.
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 Apparatus for Wiring Picket-Fences.

Description: Patent for a new improvement in apparatus for wiring picket-fences to hold the wires tight, including illustration.
Date: February 24, 1874
Creator: Parks, James Madison
Partner: UNT Libraries Government Documents Department

Improvement in Vapor-Burners.

Description: Patent for an improvement in vapor burners used in self-generating gas burners.
Date: June 23, 1874
Creator: Sawyer, Frederick A.
Partner: UNT Libraries Government Documents Department

Improvement in Bale - Ties.

Description: Patent for new and improved bale - tie, and to be applied to other things, such as barrels, tubs, bracelets, and ladies' garters.
Date: December 29, 1874
Creator: Cain, Washington G.
Partner: UNT Libraries Government Documents Department

Improvement in Sawing-Machines.

Description: Patent for improved sawing-machine, which can be operated either horizontally or vertically so that trees may be felled and cut up with one machine, the driving mechanism of which is in a protective housing.
Date: January 27, 1874
Creator: Morey, Harvey & Bellah, Samuel H.
Partner: UNT Libraries Government Documents Department

Improvement in Plows.

Description: Patent for a new improvement in agricultural plows that will not clog when used with sticky prairie-soil, including illustration.
Date: January 27, 1874
Creator: Ford, Isaac M.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Presses.

Description: Reissued patent for a new and useful improvement in cotton press: "The invention consists in operating the nut of a follower-screw by means of a drive-pinion, whose own shaft is actuated alternately in opposite directions, by a friction-wheel" (lines 13-16).
Date: March 31, 1874
Creator: Knowles, William Wadsworth
Partner: UNT Libraries Government Documents Department

Improvement in Washing-Machines.

Description: Patent for a new improvement to washing machines.
Date: July 21, 1874
Creator: Mitchell, Daniel Chasteen
Partner: UNT Libraries Government Documents Department

Improvement in Permutation-Locks

Description: Patent for an improvement in permutation locks.
Date: March 10, 1874
Creator: Hall, Phidello W.
Partner: UNT Libraries Government Documents Department

Improvement in Portable Fences.

Description: Patent for portable fencing with sections that can be connected and set up in a particular area, or removed and put elsewhere at will.
Date: April 21, 1874
Creator: Griffin, James Lee
Partner: UNT Libraries Government Documents Department

Improvement in Scaffold-Clamps.

Description: Patent for a reusable scaffold clamp for assembling builders' scaffolds, eliminating the need for nails or bolts.
Date: April 24, 1874
Creator: Crockett, John R.
Partner: UNT Libraries Government Documents Department

Improvement in Picket-Fences

Description: Patent for improvement for picket fences composed of zig zag settings with their upper ends brought in line and are connected and supported by wires and posts.
Date: October 6, 1874
Creator: McGinty, Robert H.
Partner: UNT Libraries Government Documents Department

Improvement in Gang-Plows.

Description: Patent for an improved gang-plow with an adjustable crank-axle, mechanism to raise and lock the plows, and a brace for increasing rigidity.
Date: January 27, 1874
Creator: Cummins, Allison G. & Cummins, John R.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Worm-Poison Distributers.

Description: Patent for new and valuable improvement in cotton-worm-poison distributer (distributor) to secure to a saddle upon a horse.
Date: December 29, 1874
Creator: Willie, William T.
Partner: UNT Libraries Government Documents Department
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