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Improvements In Dropping-Bottles

Description: Patent for improvements in dropping-bottles that can be used by doctors, nurses, and pharmacists to dispense medicine one drop at a time.
Date: June 29, 1875
Creator: Garrett, Charles C.
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 Bale-Ties.

Description: Patent for "an improved fastening or tie for cotton-bales, &c.; and it consists of two angular plates, secured at the rear part to one end of the band generally used in baling cotton, &c., and the front part thereof being provided with V-shaped jaws, which engage with angular slots in the opposite end of the band." (Lines 12-19) Includes instructions and illustrations.
Date: January 30, 1877
Creator: Hanson, Asbury J.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Cultivators.

Description: Patent for a new improvement for a cotton-cultivator with different tools and connections, including instructions and illustrations.
Date: May 6, 1873
Creator: Bates, Finis L.
Partner: UNT Libraries Government Documents Department

Improvement in Combination Locks.

Description: Patent for combination latch-locks, "in such manner as that the knob-latch, while performing its special function, will also serve as the lock upon any combination to which it may be adjusted, and the said latch can be operated from either the outside or inside of the door as a latch simply, or as a combination lock, which latter is further secured from the inside by the employment of a safety pin, rendering the bolt in its locked position perfectly secure, while by its partial withdrawal it pr… more
Date: July 1, 1873
Creator: Hall, Phidello W.
Partner: UNT Libraries Government Documents Department

Improvement in Plows.

Description: Patent for "means whereby the beam of a plow may be elevated or depressed at the front end according to the depth to which it is intended that the plow shall run, and held securely at several points of adjustment." (Lines 11-16) Includes instructions and illustrations.
Date: November 17, 1874
Creator: Ihringer, August
Partner: UNT Libraries Government Documents Department

Improvement in Cotton Feeders and Cleaners for Cotton-Gins.

Description: Patent for "devices for feeding seed-cotton to cotton-gins, and also, for cleaning the same preparatory to ginning; and it consists of a hopper having wires extending from side to side over a revolving toothed cylinder and a concave thrasher, and being made to reciprocate on a track by pinions on the ends of the thrasher-cylinder, working in double rack-bars, one in each side of the hopper, so contrived that the pinions run them over one way and under the other, making a simple and cheap mode o… more
Date: July 25, 1876
Creator: Colquitt, George F.
Partner: UNT Libraries Government Documents Department

Improvement in Watchmakers' Lathes.

Description: Patent for the improvement of watchmakers' lathes by way of an adjustable bed.
Date: March 13, 1876
Creator: Williams, Daniel M.
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 Car-Couplings.

Description: Patent for an improved train car-coupling, including illustrations.
Date: March 30, 1875
Creator: Garrett, Charles C.
Partner: UNT Libraries Government Documents Department

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 Cotton-Pickers.

Description: Patent for an improvement in cotton-pickers with design specifications and a description of applications and usage, including illustrations.
Date: June 18, 1878
Creator: Custer, George
Partner: UNT Libraries Government Documents Department
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