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  Partner: UNT Libraries Government Documents Department
 Resource Type: Patent
Combination-Plow.

Combination-Plow.

Date: March 17, 1891
Creator: Davis, William H.
Description: Patent for combination-plow by providing a plow with “interchangeable parts, whereby the same may be used as a double-foot plow, a middle-breaking plow adapted for deep and shallow running and a sweep-stock” (lines 10-13), includes illustration.
Contributing Partner: UNT Libraries Government Documents Department
Spark-Arrester.

Spark-Arrester.

Date: April 7, 1891
Creator: Hadlock, Edson J.
Description: Patent for improvements in spark-arresters for locomotives in “which [it] will prevent the sparks and cinders from falling upon the train and upon surrounding lands and buildings;” (lines 10-12) by using a combination of a curved smoke-stack, a cinder-box, conducting pipes and an ash pen. Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Milk-Cooler.

Milk-Cooler.

Date: April 7, 1891
Creator: Banks, John F.
Description: Patent for an improvement in milk-coolers “in which water is drawn by capillary attraction from a receptacle placed above the milk-receptacle onto a cloth wrapped around the latter, thus cooling the milk by evaporation.” (Lines 8-12) Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Sash-Balance.

Sash-Balance.

Date: April 7, 1891
Creator: Ingalls, Alfred
Description: Patent for improvements in a combined sash balances and fasteners, using two sashes, a rotatable shaft, a ratchet and a friction-wheel; all these parts work together “to simplify the means whereby one sash is made to balance the other and by which either sash may be adjusted without disturbing the other.” (Lines 16-19) Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Construction of Privy-Vaults.

Construction of Privy-Vaults.

Date: February 3, 1891
Creator: Carrico, Thomas W.
Description: Patent for an improvement of privy-vaults using a soil-pipe with sleeve adapted to be connected with the trap-door of the vault-floor into an air-chamber where a ventilating-pipe is placed directly above a furnace; the noxious gases along with the products of combustion in the furnace would be drawn from the air-chamber and carried off to the outer air. Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Single-Seed Planter.

Single-Seed Planter.

Date: February 3, 1891
Creator: Hurd, Judson B.
Description: Patent for a single-seed planter using “grasping-jaws pass through the seed box …to gather a seed and carry it to the discharge tube or place of deposit" (lines 9-12), illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Combined Cotton and Corn Planter.

Combined Cotton and Corn Planter.

Date: February 3, 1891
Creator: Carter, Edward D.
Description: Patent for a combined cotton and corn planter by having two wheel guards and graduators, one feed-wheel is mounted fixedly on the shaft, the other is removable; so that it can be easily converted from planting corn or cotton-seed, and vice versa, and regulating the planting of either. Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Shaft-Tug.

Shaft-Tug.

Date: February 3, 1891
Creator: Davies, Thomas William
Description: Patent for an improvement of harness and shaft-tugs by providing a sleeve to fit the tug closely, a bolt to secure the tug and a strap clamps to the shaft; for the purpose of limiting the movement of the tug. Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department
Lawn-Mower.

Lawn-Mower.

Date: February 3, 1891
Creator: Runyon, Edwin Elijah
Description: Patent for an improved lawn mower by having a cutter-bar and finger-bar work together to cut grass that close to trees, fences and or other obstructions, including illustration.
Contributing Partner: UNT Libraries Government Documents Department
Rivet-Set.

Rivet-Set.

Date: February 10, 1891
Creator: Wilson, William A.
Description: Patent for an improvement in rivet-sets which having various sizes of holes and cavities for cutting and setting; it can be riveted by hand or machine. Illustration is included.
Contributing Partner: UNT Libraries Government Documents Department