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Clothes-Pin

Description: Patent for new and useful improvement to clothes pins to automatically lock themselves against accidental disengagement from the clothes line.
Date: April 22, 1913
Creator: Ingersoll, Charles J.
Partner: UNT Libraries Government Documents Department

Air-Compressor.

Description: Patent for a more efficient air compressor with high and low pressure chambers formed of mating sections that can be detached to make repairs to the piston as necessary.
Date: April 1, 1913
Creator: Murphy, Edward
Partner: UNT Libraries Government Documents Department

Engine.

Description: Patent for internal combustion gas engine "capable of developing maximum power with a maximum power with a minimum consumption of fuel" (lines 11-13).
Date: July 8, 1913
Creator: Laughton, Charles T.
Partner: UNT Libraries Government Documents Department

Piano-Action.

Description: Patent for a simplified part that controls the rebound of the hammer on a piano.
Date: March 31, 1914
Creator: Mayor, Enoch A.
Partner: UNT Libraries Government Documents Department

Airship

Description: Patent for a dirigible airship. Illustrations included.
Date: January 3, 1911
Creator: Bradford, William J. D.
Partner: UNT Libraries Government Documents Department

Oil-Burner

Description: Patent for new improvements to oil-burners in stoves and furnaces providing "a proper inlet of air to fire generated on the hearth" (lines 14-15) including instructions and illustrations.
Date: January 23, 1912
Creator: Braly, Hugh L.
Partner: UNT Libraries Government Documents Department

Crude Oil Burner

Description: Patent for a "useful improvements in burners for liquid and gaseous fuel" (line 9-11). Illustration included.
Date: November 22, 1910
Creator: Gregson, Emily G. L.
Partner: UNT Libraries Government Documents Department

Washing-Machine

Description: Patent for a washing machine that runs the clothes through hot suds and both rubs and squeezes the clothes.
Date: August 6, 1912
Creator: Braly, Hugh L.
Partner: UNT Libraries Government Documents Department

Spring-Wheel

Description: Patent for a spring wheel designed to resist weight pressure. Illustrations included.
Date: April 11, 1911
Creator: Hayden, Walter
Partner: UNT Libraries Government Documents Department

Tongue

Description: Patent for a tongue. "This invention has relation to tongues, especially adapted to be applied to agricultural machines, as for instance wheel mounted plow frames, and has for its object the provision of a tongue structure with means for connecting the same to the frame of the machine so that frame may be swung under the tongue laterally while the frame is being over the ground." (line 8-16). illustration included.
Date: October 29, 1912
Creator: Brown, Bartley
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

Lock

Description: Patent for a sliding bolt lock for doors that requires a key to open from the outside.
Date: January 28, 1913
Creator: Van Hoesen, Benjamin
Partner: UNT Libraries Government Documents Department

Focusing Device for Cameras

Description: Patent for a focusing device for cameras. "In photographic cameras, the objective lens forms a reduced image which is thrown upon a plate of ground glass through which ground glass the image is observed" (lines 9-13). Illustration included.
Date: January 31, 1911
Creator: Grant, Adolphus S.
Partner: UNT Libraries Government Documents Department

Pneumatic Wheel

Description: Patent for a pneumatic wheel. This invention is an improvement in vehicle wheels whereby a pneumatic tube which is "effectually mounted intermediate of the hub and rim and affords the wheel maximum resiliency of structure so as to insure of the absorption of the shocks incident to travel" (line 11-16). Illustration included.
Date: May 30, 1911
Creator: Downing, Otto P.
Partner: UNT Libraries Government Documents Department