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Improvements in Expanding Mandrels.

Description: Patent for improvements in expanding mandrels by way of an expanding-chuck.
Date: January 23, 1872
Creator: Simons, John
Partner: UNT Libraries Government Documents Department

Improvement in Cultivators.

Description: Patent for changes in the construction of a cultivator.
Date: May 23, 1871
Creator: Walker, Leander
Partner: UNT Libraries Government Documents Department

Improvement in Devices for Attaching Napkins to the Person

Description: Patent for the improvement of attaching napkins to people in which a flexible ring is ensleeved with a napkins and stretched around the neck of a person.
Date: May 23, 1871
Creator: Raiford, Philip H.
Partner: UNT Libraries Government Documents Department

Improvement in Medical Compounds or Bitters.

Description: Patent for a medical compound prepared with whisky, gentian-root, cinchonabark, quassia and cloves which is intended as "a remedy for miasmatic fevers" (line 23) including instructions for the preparation and administration of the medicine.
Date: January 23, 1872
Creator: Turner, Richard G.
Partner: UNT Libraries Government Documents Department

Improvement in Combined Gang-Plow and Cultivator

Description: Patent for a new gang-plow and cultivator design, including instructions and illustrations.
Date: August 23, 1870
Creator: Thornton, Sterling C.
Partner: UNT Libraries Government Documents Department

Coffee-Roaster.

Description: Patent for a coffee roaster that intends to "supply a ready and cheap means of effectually stirring the grains of coffee while being roasted in any convenient and suitable vessel...(lines 6-9). The patent includes instructions and an illustration.
Date: November 23, 1869
Creator: Hall, Thomas J.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Pickers.

Description: Patent for a cotton-picking machine that "consists in a set of saws mounted on a truck, and geared with the driving-wheels, to run in the tops of the plants...and detach the cotton and convey it to a brushing-roller above, which detaches the cotton from the saws and delivers it into a receptacle behind." (Lines 10-17) Includes instructions and illustrations.
Date: August 23, 1870
Creator: McRae, Daniel M.
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 Wardrobe-Beadsteads.

Description: Patent for a new and improved office-furniture that combines a desk, bookshelf, folding bed, hat-rack, and wash-basin, including descriptions and illustrations.
Date: January 23, 1877
Creator: Sutcliffe, Wilson
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 Tug Attachments for Harness.

Description: Patent for improving the tug-harness attachments on a horse harness to better lock straps in place.
Date: January 23, 1877
Creator: Brodnax, David W.
Partner: UNT Libraries Government Documents Department

Improvement in Cultivators.

Description: Patent for improvement in horse-drawn cultivators.
Date: April 23, 1872
Creator: Jordan, Hugh Paxton
Partner: UNT Libraries Government Documents Department

Improvement In Cultivators

Description: Patent for an improved cultivator, with adjustable wheel base, plow height and more (pg 1).
Date: July 23, 1872
Creator: Griffith, William H.
Partner: UNT Libraries Government Documents Department

Improvement in Fences.

Description: Patent for improvement in iron fences by using rails and bars to support the braced posts. All the parts are easily taken apart, this flexibility allows the fence to be set on uneven as well as on level ground. Illustration is included.
Date: July 23, 1872
Creator: Lerick, Isaac N.
Partner: UNT Libraries Government Documents Department

Improvement in Fences.

Description: Patent for a new and useful improvement in fences, including instructions and illustrations.
Date: September 23, 1873
Creator: King, Wilbur F.
Partner: UNT Libraries Government Documents Department

Improvement in Key-Hole Guards.

Description: Patent for "a guard for key-holes of locks, to prevent the use of keys by unauthorized persons, the picking of the lock, and as a means for operating the bolt when fitted for that purpose." (Lines 7-11) Includes instructions and illustrations.
Date: December 23, 1873
Creator: Hall, William N.
Partner: UNT Libraries Government Documents Department

Improvement in Churns

Description: Patent for a geared mechanism to attach to existing churns to aid in the production of cream into butter. Illustrations include front and side elevations.
Date: January 23, 1877
Creator: Gray, Whitley F.
Partner: UNT Libraries Government Documents Department

Improvement in Plows.

Description: Patent for an improved design of the plow consisting of a modified foot of the plow and curved blade. Illustrations included.
Date: January 23, 1877
Creator: Moore, Thomas M.
Partner: UNT Libraries Government Documents Department

Improvement in Grinding-Mills.

Description: Patent for the improvement of grinding-mills, including a description and illustration.
Date: July 23, 1872
Creator: Loy, George W. & Baker, Francis C.
Partner: UNT Libraries Government Documents Department

Improvement in Combination-Padlocks.

Description: Patent for "a padlock in which the permutation locking device is not permanently connected to the hasp; and said invention consists of a permutation device the fixed ends whereof are provided with sockets to receive the ends of a separate hasp, and be locked therewith by a notched bolt passing through the permutation device and both ends of the hasp, whereby the usual hinged connection of the parts is avoided, and the padlock made more secure and cheaper than when the parts are permanently unit… more
Date: December 23, 1873
Creator: Hall, William N.
Partner: UNT Libraries Government Documents Department

Improvement In Horizontal Hay and Cotton Press

Description: Patent for a press used in the baling of hay or cotton. Device is portable and supposed to improve the baling process.
Date: February 23, 1875
Creator: Bennett, Thomas B. & Rancier, Edwin J.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton Scrapers and Choppers.

Description: Patent for "the invention of a new and useful Improvement in Combined Cotton Scraper and Chopper" (lines 3-5), including illustrations.
Date: February 23, 1875
Creator: McClaugherty, William H.
Partner: UNT Libraries Government Documents Department

Improvement in Blow-Guns and Arrows.

Description: Patent for an improved design of the blow-gun and arrows consisting of the broader boar for the blow gun, an arrow fastening cord, and arrow-shafts with grooves. Illustrations included.
Date: January 23, 1877
Creator: White, Luther C.
Partner: UNT Libraries Government Documents Department

Improvement in Bridges.

Description: Patent for an improvement in Bridges and Self-Supporting Roofs and Girders. The invention provides instruction for "the construction of truss-bridges and self supporting roofs and girders"..."by nailing or bolting securely together successive layers of plank joined at different points."
Date: September 23, 1873
Creator: Davis, Benjamin F.
Partner: UNT Libraries Government Documents Department
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