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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 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 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 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

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 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 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 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 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
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