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Centrifugal Machine

Description: Patent for centrifugal machine. This invention is specific to centrifugal machines used as sugar-driers to separate the molasses from crystallized sugar.
Date: August 25, 1903
Creator: Kennon, James Daniel; Dobbins, G.W. & Shields, L.T.
Partner: UNT Libraries Government Documents Department

Nut and Bolt Wrench.

Description: Patent for a new and improved wrench. This design consists in "a wrench-head having a handle and a longitudinal slot through the wrench-head, a slidable bar having a jaw moving in said slot, a rack upon said bar, a worm-wheel in the wrench-head, meshing with the rack, and a jaw upon the wrench-head, jointly with a screw-driver inserted in the end of the slidable bar, said wrench-head having a plane outer surrounding surface in proximity to the longitudinal slot" (lines 1-10).
Date: August 23, 1892
Creator: Hoval, John
Partner: UNT Libraries Government Documents Department