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Nut-Lock.

Description: Patent for new qualities of nut-lock security, efficiency, and convenience, including illustrations.
Date: April 24, 1906
Creator: Payne, Lewis.
Partner: UNT Libraries Government Documents Department

Clamp.

Description: Patent for a new clamp to improve support functionality in household construction, including illustration.
Date: February 13, 1906
Creator: Stevens, John J.
Partner: UNT Libraries Government Documents Department

Saw-Tooth.

Description: Patent for a new design for saw-teeth, with illustrations.
Date: February 20, 1906
Creator: Fleming, Christopher C.
Partner: UNT Libraries Government Documents Department

Composition For Roofing And Paving.

Description: Patent for a process "to produce a compound which is strong, tenacious, and pliable, which will not be affected by climatic changes, and which will resist the corrosive action of acids and alkalies; and to this end my invention consists in a compound composed of asphaltum, pine-tar, and oxide of iron, as will more fully hereinafter appear.” (Lines 8-15) Includes instructions.
Date: May 9, 1882
Creator: Lee, Archibald K.
Partner: UNT Libraries Government Documents Department

Improvement in Wood Pavements.

Description: Patent for a new and improved construction of Bois D'Arc Pavement, which uses two layers of planks that cross at right angle as a base, sand to hold bois d'arc blocks in place and fill gaps in between, and coal-tar covering planks to prevent sand from shifting. It includes illustrations.
Date: January 14, 1879
Creator: Shellenberger, Samuel Luther
Partner: UNT Libraries Government Documents Department

Earth-Auger

Description: Patent for structural improvement in machines used for boring post holes and wells with illustrations and instructions included.
Date: April 13, 1880
Creator: Cudd, Decater P.
Partner: UNT Libraries Government Documents Department

Artificial Stone.

Description: Patent for artificial stone made of a special combination of cement that hardens and stays hard under water. It also does not conduct heat.
Date: March 19, 1895
Creator: Power, John H. & Power, Rufus M.
Partner: UNT Libraries Government Documents Department

Well-Drilling Machine.

Description: Patent for a well-drilling machine with "novel and improved means for manipulating and actuating the drill cable" (lines 11-12), including instructions and illustrations.
Date: August 4, 1914
Creator: Slaughter, George W., Jr.
Partner: UNT Libraries Government Documents Department

Picket-Fence Machine.

Description: Patent for a picket fence machine for a fence that can be built of wire where normal fence pickets are woven and spaced an equal distance apart, including illustrations and instructions.
Date: March 10, 1914
Creator: Purdy, John S.
Partner: UNT Libraries Government Documents Department

Combined Table and Chair

Description: Patent for combined table and chair that is very durable and simple in construction. This will allow organization and support for either a chair use or table use.
Date: June 20, 1916
Creator: Macon, Alexander W.
Partner: UNT Libraries Government Documents Department

Plumb-Level.

Description: Patent for a modified and improved plumb-levels that allow for consistent and accurate readings, as well as the ability for the level to adjust after being harmed.
Date: January 27, 1914
Creator: Rutledge, Caleb C.
Partner: UNT Libraries Government Documents Department

Composition of Matter for Treating Concrete Flooring

Description: Patent for improvements to treating concrete flooring. The process described for mixing animal, mineral, and vegetable waxes to produce a treatment which renders already poured concrete floors (or other cement or stone) dustless and waxy to prevent disintegration of the floor's components.
Date: May 12, 1917
Creator: Annan, Alfred H.
Partner: UNT Libraries Government Documents Department

Apparatus for Molding Silos and the Like.

Description: Patent for an apparatus of simple structure that allows for the easy adjustment and manipulation of parts. It is "used for molding silos and similar structures from concrete cement material" (lines 10-12).
Date: July 16, 1918
Creator: Atkins, Thomas B.
Partner: UNT Libraries Government Documents Department

Bolt Lock

Description: Patent for an improved bolt block that maintains a bolt effectively against axial rotation.
Date: March 23, 1915
Creator: Robinson, Robert John, Sr.
Partner: UNT Libraries Government Documents Department
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