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Twine-Holder.

Description: Patent for certain new and useful improvement in twine holders, including instructions and illustrations.
Date: December 26, 1899
Creator: Andrews, Otis
Partner: UNT Libraries Government Documents Department

Leather Product and Process for Making the Same.

Description: Patent for a process of treating leather that produces leather that is heavier and more durable for shoe soles by coating it in linseed oil and soaking it in a bath of Portland cement, borax, and water for at least 24 hours and then coating it with linseed oil a second time.
Date: February 2, 1909
Creator: Mackay, Hugh
Partner: UNT Libraries Government Documents Department

Low-Water Alarm For Boilers

Description: Patent for "improvements in low water alarms for steam boilers and more particularly to those which are operated by the heat from the steam in the boiler, after the water therein has fallen below a predetermined danger point" (lines 15-20).
Date: January 5, 1915
Creator: Anderson, Williamson D. & Shearer, Edward J.
Partner: UNT Libraries Government Documents Department

Trailer.

Description: Patent for improved construction and arrangement of trailers. This improvement will allow an easy turning movement where a number of trailers are connected while admitting of strain between the various trailers when they are turning a corner or going around a curve.
Date: August 20, 1918
Creator: Watkins, Leigh
Partner: UNT Libraries Government Documents Department

Well Cleaning Device

Description: Patent for a device to clean a well to prevent pumps from being clogged.
Date: October 7, 1913
Creator: Kilburn, John Franklin
Partner: UNT Libraries Government Documents Department

Wheelbarrow

Description: Patent for "an improved self-dumping wheel barrow especially adapted for use for wheeling concrete and also adapted for use for wheeling sand and other material" (lines 8-11) including illustrations and instructions.
Date: August 12, 1913
Creator: Tyler, George A.
Partner: UNT Libraries Government Documents Department

Transmission-Gearing for Station-Indicators.

Description: Patent for a transmission device that indicates railway stations. The transmission gear can affix to any railway or street car. The transmission gearing helps to indicate (or display) accurately the names of stations or streets in conservative order.
Date: October 30, 1917
Creator: Tarbell, Cassius C.
Partner: UNT Libraries Government Documents Department

Mechanical Movement

Description: Patent for the invention of certain improvements in mechanical movements.
Date: July 29, 1910
Creator: Campbell, George W.
Partner: UNT Libraries Government Documents Department

Transmission-Gearing.

Description: Patent for a transmission gearing for a traction system for trains, which can be used on all types of curves without ill effects.
Date: August 25, 1908
Creator: Mayo, William C. & Houlehan, John
Partner: UNT Libraries Government Documents Department

Washboard

Description: Patent for a washboard designed to hold the soap in a manner in which the clothes will automatically be soaped while being rubbed on the board. Illustrations included.
Date: July 2, 1907
Creator: Wilkins, Willis A.
Partner: UNT Libraries Government Documents Department

Water-Elevator

Description: Patent for "an apparatus for use in connection with a well, whereby the well-bucket will be automatically elevated and emptied into a trough by the weight of the cattle that may come to the well to drink, the apparatus be ing particularly designed for use in the Western countries, where large numbers of cattle come to each well in herds" (lines 16-23).
Date: April 1, 1890
Creator: Campbell, George W.
Partner: UNT Libraries Government Documents Department

Transportation or Storage Receptacle

Description: Patent for a transportation or storage receptacle. The invention is ment for the transportation of perishable item requiring temperature control.
Date: June 16, 1903
Creator: Anderson, Richard C. & McKee, Clifford E.
Partner: UNT Libraries Government Documents Department

Water-Elevator.

Description: Patent for a water-elevator that elevates huge amounts of water for ranches and irrigating. The elevator "can be easily operated by the direct pull of a single animal, which passes and repasses the well during the operation of raising and lowering the well bucket, and by this means contemplates dispersing with the necessity of winding drums or windlasses and horse powers, which are usually employed in connection with water elevators" (lines 16-23).
Date: February 13, 1894
Creator: Campbell, George William
Partner: UNT Libraries Government Documents Department

Ticket-Holder.

Description: Patent for device to hold car tickets, and to administer these tickets one at a time.
Date: April 14, 1914
Creator: Wohl, Charles J.
Partner: UNT Libraries Government Documents Department

Threshold

Description: Patent for an improved threshold to fit the bottom of a door more properly to "prevent the entrance of dust, wind, and rain" (lines 16-17).
Date: May 11, 1915
Creator: Krause, Ernest
Partner: UNT Libraries Government Documents Department

Threshold.

Description: Patent for an improvement for thresholds to consist of a single metal plate with an arched central portion and laterally-projected flanges that is cheaper and easier to make. The threshold will create a tight joint with the bottom of a door to prevent water and dust from entering through the bottom of the door.
Date: April 11, 1916
Creator: Krause, Ernest
Partner: UNT Libraries Government Documents Department

Method of Treating Ores.

Description: Patent for "new and useful Improvements in methods of Treating Ores, of which the following is a specification. The present invention relates to a method of treating ores carrying gold and silver values in any form amenable to cyanid treatment or flotation" (lines 6-12).
Date: May 8, 1917
Creator: Friberger, Harry Louis
Partner: UNT Libraries Government Documents Department

Means for Opening or Closing Elevator-Doors.

Description: Patent for a device which is mounted upon the traveling car and automatically opens and closes elevator doors. Includes instructions and illustrations.
Date: August 3, 1897
Creator: Bell, Chester L.
Partner: UNT Libraries Government Documents Department

Starter for Electric Motors

Description: Patent for an electric motor starter. Illustrations included.
Date: June 11, 1907
Creator: Mayo, William C.
Partner: UNT Libraries Government Documents Department

Hydraulic Motor

Description: Patent for a hydraulic motor. Illustration included.
Date: October 19, 1909
Creator: Schaefer, Herbert Clyde
Partner: UNT Libraries Government Documents Department

Pumping-Engine.

Description: Patent for a pumping engine that pumps air, water, oil, or other agents. It was designed to be used for air pumps on locomotives, inflating tires on automobiles, pumping water in steam operated machines, and other uses.
Date: June 5, 1917
Creator: Allison, Jesse H.
Partner: UNT Libraries Government Documents Department

Process of Producing Gas.

Description: Patent for a new method of making gas. The process is a simple and efficient method of making gas continuously, including illustrations.
Date: January 6, 1914
Creator: Hirt, Jules H.
Partner: UNT Libraries Government Documents Department

Pump Working Barrel.

Description: Patent for a pump working barrel, construction of glass pump cylinder
Date: November 11, 1913
Creator: Kilburn, John Franklin
Partner: UNT Libraries Government Documents Department

Process of Producing Gas.

Description: Patent for a continuous process of producing a gas rich in carbon monoxide, in which the gas-forming combustible material enters the gas-generating chamber from one end while producer gas exits the other end. Includes instructions and illustrations.
Date: September 15, 1914
Creator: Hirt, Jules H.
Partner: UNT Libraries Government Documents Department
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