4,602 Matching Results

Search Results

Advanced search parameters have been applied.

Button.

Description: Patent for a new and improved button. This design consists "[i]n a detachable button, the combination, with the hollow threaded shank of the button-head, having end serrations, and the base-disk, having a central screw, of the loose clamp-disk, applied on the screw, and having a spring-pawl or projection to engage the serrations of the shank" (lines 70-76).
Date: March 11, 1884
Creator: Matthews, William H.
Partner: UNT Libraries Government Documents Department

Mole-Trap

Description: Patent for a design for a mole trap that can be cheaply made but is also easy to set and use while also being reliable in trapping both moles and other small creatures.
Date: December 20, 1892
Creator: Nelson, George
Partner: UNT Libraries Government Documents Department

Wick-Regulator for Lamps.

Description: Patent for "an improvement in those lamp-wick regulators which consists of a threaded rod operated by a nut and connected to the wick, whereby the wick may be raised or lowered by operating the nut; and the invention lies in an improved connection between the wick and rod, by which the wick can be raised with more uniformity and ease." (Lines 8-15) Includes instructions and illustrations.
Date: November 20, 1894
Creator: Harding, Walter L.
Partner: UNT Libraries Government Documents Department

Hook

Description: Patent for a self releasing log hook to rapidly move logs from one location to another. It provides simplicity in structure, effectiveness in operation and inexpensiveness in manufacture.
Date: January 9, 1912
Creator: Knox, Hiram
Partner: UNT Libraries Government Documents Department

Lifting-Frame.

Description: Patent for a lifting frame for hoisting engines, which allows a car to be put under the engine easily.
Date: May 4, 1909
Creator: Knox, Hiram
Partner: UNT Libraries Government Documents Department