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Amalgamator.

Description: Patent for a new and improved amalgamator. This design "consists in placing in the bottoms of the chambers a number of iron balls or other suitable-shaped pieces of amalgamated iron, which have sufficient room to move freely among themselves, and then forcing up through the balls or pieces of iron, in contradistinction to forcing it down over their tops, the amalgamated ore and water, so as to cause the pieces of iron to vibrate, and thus to grind and break the pieces of quartz passing up throu… more
Date: September 12, 1882
Creator: Schmidt, Erich Franz & Streernwitz, William Henry
Partner: UNT Libraries Government Documents Department

Lubricator

Description: Patent for a lubricator "in which an atomizing fluid is mixed with the lubricant" (lines 13-14) and provides for "an improved mixing chamber" (lines 15-16) as well as "an inclined surface on which the oil is dropped" (lines 22-23) including instructions and illustrations.
Date: February 12, 1918
Creator: Hebel, John
Partner: UNT Libraries Government Documents Department

Kettle.

Description: Patent for an improved kettle that can be used for both ordinary kettle purposes and for the purpose of keeping coffee, eggs, or other foods warm.
Date: February 12, 1907
Creator: Redwood, Archibald G.
Partner: UNT Libraries Government Documents Department

Improvement in Standards for Vehicles.

Description: Patent for "a stanchion pivoted in a strong metal box adapted to be fastened to the side of the platform of the car or truck, the box being open at the top and at one end, so that the stanchion can be turned down on its pivot by the side of the platform, to be out of the way of loading the car or truck platform with goods which cannot be conveniently loaded when the stanchions are upright." (Lines 6-14) Includes instructions and illustrations.
Date: May 12, 1874
Creator: Martin, James J.
Partner: UNT Libraries Government Documents Department

Transverse-Cutter Rotary Drill

Description: Patent for a rotary boring drill whose head is made of multiple parts, allowing for a larger cutter than a single piece head. The mechanism that holds the multiple parts of the head together also prevents the cross-shaft from rotating with the head.
Date: January 12, 1915
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Mechanism For Casing Off Water.

Description: Patent for a mechanism for casing off water in wells so that it does not become mixed with oil or escape into the bore and be discharged to the surface.
Date: January 12, 1915
Creator: Fuqua, William Y. & Johnson, Charles J.
Partner: UNT Libraries Government Documents Department

Track-Laying Machine.

Description: Patent for improvements in track laying machines that enable railway ties to be delivered to the exact location that they are to be places in the track; includes illustrations.
Date: January 12, 1915
Creator: Simpson, Charles M.
Partner: UNT Libraries Government Documents Department

Torch.

Description: Patent for torch specifically designed for "trainmen in the operation of trains at night" (lines 12-14). Includes instructions and illustrations.
Date: October 12, 1915
Creator: Taylor, Frank J.
Partner: UNT Libraries Government Documents Department

Tire-Bandage.

Description: Patent for a mechanism that attaches to the inner rim and adjacent spokes of a wheel to maintain the position of a tire bandage.
Date: August 12, 1919
Creator: Weiser, Simon
Partner: UNT Libraries Government Documents Department

Gas-Valve.

Description: Patent for improvement to gas valve "which is adapted to be used in connection with a water heater" (9, 11-12) including description and illustrations.
Date: October 12, 1915
Creator: Cochran, Harry A.
Partner: UNT Libraries Government Documents Department

Shield for Cooking Utensils.

Description: Patent for a shield for cooking utensils that is transferable between a multitude of cooking utensils (the ability to be attached and detached) while also protecting the arm and hand of the cook.
Date: May 12, 1914
Creator: Taggart, James E.
Partner: UNT Libraries Government Documents Department

Float-Valve.

Description: Patent for a float valve that is easy and inexpensive to manufactured. It may be used in all tanks.
Date: March 12, 1918
Creator: Lakios, George John
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a plow with a convex moldboard and a landside, or shoe, which in combination acts as a turning plow and subsoiler.
Date: June 12, 1883
Creator: Kennedy, George Finlay
Partner: UNT Libraries Government Documents Department

Reaming-Drill.

Description: Patent for a reaming drill which is meant to improve cutting into hard rock.
Date: November 12, 1918
Creator: Reed, Clarence Edward
Partner: UNT Libraries Government Documents Department

Polishing Machine

Description: Patent for a polishing machine which can be operated in different positions for use with glass, marble, and other stones.
Date: July 12, 1910
Creator: Giesberg, John G.
Partner: UNT Libraries Government Documents Department

Sleeve-Puller.

Description: Patent for simple and inexpensive sleeve puller, primarily for "pulling sleeves from the rear axle housing of a motor vehicle" (lines 13-14), with illustrations.
Date: July 12, 1921
Creator: Wilson, Joseph H.
Partner: UNT Libraries Government Documents Department

Concrete Construction

Description: Patent for improved concrete construction methods for creating buildings made of or with concrete. These improvements include lighter walls with an air space that prevents dampening.
Date: September 12, 1913
Creator: Howard, Frances H.
Partner: UNT Libraries Government Documents Department
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