UNT Libraries Government Documents Department - 4 Matching Results

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Artificial Stone Block.

Description: Patent for a new and improved artificial-stone block. This design "consists in the particular formation of the protuberances by which interlocking joints or seams of the building-blocks are attained, the object of which is to so form the prolific protuberances of said blocks as to permit joining them in close proximity on all the sides or faces of the seam, to reduce the binding material for the same and increase the strength of the same" (lines 14-22).
Date: May 3, 1892
Creator: Graham, George M.
Item Type: Refine your search to only Patent

Machine For Forming Cotton-Seed Meal Into Cakes.

Description: Patent for "an organized machine adapted to compress charges of cotton-seed meal into cakes of sufficient solidity to bear handling and removing to the press which expresses the oil from the meal, and to carry said cakes from the point where they are compressed to a point or points in convenient proximity to the press or presses which express the meal" (lines 8-16).
Date: June 3, 1890
Creator: Price, James S.
Item Type: Refine your search to only Patent

Rotary Engine.

Description: Patent for a simply-constructed rotary, steam-powered engine that minimizes friction and noise, and for which wear is automatically compensated. It is "capable of running at a very low or high speed without subjecting the parts to any unusual strains or wear" (lines 16-18). One lever controls the steam supply and can reverse the movement of the engine cutting off.
Date: November 3, 1896
Creator: Wilson, Alonzo T.
Item Type: Refine your search to only Patent

Cattle-Guard for Railroads.

Description: Patent for an improved and inexpensive railroad cattle-guard that "can be readily secured to the road-bed of a railroad, as well as easily removed therefrom, as in case of needed repair, or for other purposes" (lines 19-22). The invention provides an uneven surface for the cattle to walk on.
Date: December 3, 1895
Creator: Lee, Jacob M.
Item Type: Refine your search to only Patent
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