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Rotary Engine.

Description: Patent for a rotary engine, which prevents steam leakage.
Date: March 15, 1910
Creator: Milton, John F.
Partner: UNT Libraries Government Documents Department

Gas-Burner.

Description: Patent for a gas burner, which can have the mixture of gas and air adjusted.
Date: March 15, 1910
Creator: Mintier, Thomas H. & Jennings, Harry J.
Partner: UNT Libraries Government Documents Department

Gang Plow.

Description: Patent for a new and improved gang plow. This design consists in "the landside-beam, the front cross-beam, the oblique plow-carrying beam connected at its rear end to the landside-beam and at its front to the front cross-beam, the tubular bearings or boxings on the side of the landside-beam and at the front of the plow-beam, the wheeled cylindrical rods extending through and freely rotatable in the said bearings or boxings, and means . . . for raising and lowering the frame on the cylindrical r… more
Date: March 15, 1887
Creator: Hinchman, Frank M.
Partner: UNT Libraries Government Documents Department

Sash-Fastener.

Description: Patent for a "device which will lock the sashes of a window when they are closed and which will secure them in any desired adjustment," (lines 11-14) including instructions and illustrations.
Date: March 15, 1892
Creator: Taber, William M.
Partner: UNT Libraries Government Documents Department

Cotton-Chopper.

Description: Patent for a cotton chopper, which attaches to a cultivator that throws the dirt out of the way to allow the plants to be chopped more easily.
Date: March 15, 1910
Creator: Arthur, George P.
Partner: UNT Libraries Government Documents Department

Design for a Cuspidor.

Description: Design patent for a cuspidor. The sides of which are nearly perpendicular and the extended base-supporting flange of which is in the form of a rope or cable, while the upper edge is ornamented by milling.
Date: March 15, 1898
Creator: Hart, Samuel Harp
Partner: UNT Libraries Government Documents Department

Drier Rack

Description: Patent for a drier rack on rail-cars to for drying bricks. Illustration included.
Date: March 15, 1904
Creator: Zilker, Andrew J.; Tidmarsh, Albert L. & Armstrong, Charles J.
Partner: UNT Libraries Government Documents Department

Distilling Device

Description: Patent for a water distilling device which connects to a hot water boiler in a house.
Date: March 15, 1910
Creator: Nenninger, Oscar A.
Partner: UNT Libraries Government Documents Department

Fuel-Valve Lock for Motor-Cars.

Description: Patent for a fuel shut-off valve for motor cars. The device would prevent fuel from flowing from the tank to the engine with the turn of a key, preventing the vehicle from being stolen.
Date: March 15, 1921
Creator: McQueen, Roy O. & Batson, Joseph A.
Partner: UNT Libraries Government Documents Department

Cotton-Chopper.

Description: Patent for a cotton chopper with mechanically operated hoes that go in an ellipse across the ground.
Date: March 15, 1910
Creator: Gibson, Rupert R.
Partner: UNT Libraries Government Documents Department

Cotton-Chopper.

Description: Patent for a cotton chopper, which has a hoe on one side and a cultivator on the other.
Date: March 15, 1910
Creator: Dittrich, William
Partner: UNT Libraries Government Documents Department

Washing-Machine.

Description: Patent for washing machines with "roller-supporting frame for supporting the same either upon a horizontal surface or upon the top of a tub or receptacle in connection with which the machine is used" (lines 10-14) including illustrations.
Date: March 15, 1898
Creator: Smith, Henry E.
Partner: UNT Libraries Government Documents Department

Gate-Latch.

Description: Patent for a gate latch, which latches automatically and cannot be opened by animals but is easily opened by people.
Date: March 15, 1910
Creator: Chambers, Olive B.
Partner: UNT Libraries Government Documents Department

Sweep Stock Attachment

Description: Patent for a plow attachment which allows for more control in regard to how deep the plow digs.
Date: March 15, 1916
Creator: Polasek, John
Partner: UNT Libraries Government Documents Department

Grain-Car.

Description: Patent for a grain car, with improved methods or loading and unloading the grain, as well as an easy method for converting the car to haul regular cargo.
Date: March 15, 1921
Creator: Dukes, Sandy
Partner: UNT Libraries Government Documents Department

Shovel-Digger.

Description: Patent for an improved shovel design.
Date: March 15, 1921
Creator: Landrum, Livy P.
Partner: UNT Libraries Government Documents Department

Registering Voting-Machine.

Description: Patent for a new and useful improvement in registering voting-machines.
Date: March 15, 1898
Creator: Woodman, George C.
Partner: UNT Libraries Government Documents Department

Swinging Gate.

Description: Patent for "a self closing swinging gate" (line 9) including illustrations.
Date: March 15, 1910
Creator: Perego, Joseph V.
Partner: UNT Libraries Government Documents Department

Screen

Description: Patent for a screen. This invention is designed to allow for an adjustable screen to over come inequalities and inaccuracies of the window frame. Illustration included.
Date: March 15, 1904
Creator: Pinkham, Delmar D.
Partner: UNT Libraries Government Documents Department

Screen

Description: Patent for a screen. This invention comprises a class of window screens with metal frames. Illustration included.
Date: March 15, 1904
Creator: Pinkham, Delmar D.
Partner: UNT Libraries Government Documents Department

Riveting-Machine.

Description: Patent for certain new and useful improvements in riveting-machines.
Date: March 15, 1898
Creator: Love, Robert H.
Partner: UNT Libraries Government Documents Department

Fence-Post.

Description: Patent for a metal fence post, which can have many wires and rails attached to it.
Date: March 15, 1910
Creator: Miller, Daniel H.
Partner: UNT Libraries Government Documents Department

Car-Replacer.

Description: Patent for a repairable, sectional car replacer, including instructions and illustrations.
Date: March 15, 1892
Creator: Scott, Nelson S.
Partner: UNT Libraries Government Documents Department

Automatic Ore And Slime Separator

Description: Patent for a automatic ore and slime separator. This invention is designed to separate the sand and other solid particles from water. Illustration included.
Date: March 15, 1904
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department
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