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Wrench.

Description: Patent for a wrench with a head having a pair of rigid jaws to engage the object. One unique use of this wrench is that it can tighten any threaded joint beyond the degree of tightness that can be obtained by pulling the handle of an ordinary wrench in the usual manner.
Date: July 19, 1921
Creator: Duda, Oswald
Partner: UNT Libraries Government Documents Department

Vehicle-Indicator

Description: Patent for a vehicle-indicator that is designed for use on vehicles such as automobiles, to indicate the movement of the vehicle. Other objects of this include that it alerts those around of the intended movement of the vehicle being driven.
Date: August 19, 1919
Creator: McManus, Lewis R.
Partner: UNT Libraries Government Documents Department

Liquid Coating Composition

Description: Patent for improved non-flammable paint and multi-purpose byproduct of paint production process.
Date: October 19, 1920
Creator: McKay, Arthur N. & Willis, William L.
Partner: UNT Libraries Government Documents Department

Wall Construction

Description: Patent for a relatively simple constructed wall that is built using concrete slabs. It is constructed in a manner that requires less material thus resulting in a wall that is hollow all the while providing sufficient strength to hold weight and pressure. Includes illustrations.
Date: April 19, 1921
Creator: Needham, Edward F.
Partner: UNT Libraries Government Documents Department

Liquid Dispensing Machinemm

Description: Patent for a machine can dispense potable liquids to several customers at the same time.
Date: October 19, 1920
Creator: Ogden, Clayton N.
Partner: UNT Libraries Government Documents Department

Well-Screen

Description: Patent for a well-screen which is used in oil or water wells for screening out sand from the inflowing fluids
Date: February 19, 1918
Creator: Rodrigo, Henry, Sr.
Partner: UNT Libraries Government Documents Department

Well-Boring Apparatus

Description: Patent for "new and useful improvements in well boring apparatus. The object of the invention is to provide an apparatus of the character described embodying a rotary table and a novel means for connecting the same to the string of pipe, which extends down into the well and which is rotated by said table and in turn rotates the boring tool carried by the lower end of said spring of pipe" (lines 9-18) including instructions and illustrations.
Date: October 19, 1920
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Well-Drilling Machinery

Description: Patent for a well drilling machine. Illustrations included.
Date: May 19, 1908
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Truck For Wood Preserving Retorts

Description: Patent for a truck for wood preserving retorts. This "invention relates to a truck specially adapted for carrying articles which are to be moved on the truck into retorts, especially those constructed in cylindrical form" (lines 9-12). The truck is designed to permit large amounts of wood to loaded. Illustration included.
Date: March 19, 1907
Creator: Rollins, Henry M. & Neff, Asa J.
Partner: UNT Libraries Government Documents Department

Swivel Connection

Description: Patent for a swivel connection for pipe joints which does not require packing and allows each pipe to turn independently of the other.
Date: October 19, 1909
Creator: Guild, George
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for a pneumatic pump that attaches to automobiles and fills up pneumatic tires and self-lubricates.
Date: October 19, 1909
Creator: Kreiter, Richard F.
Partner: UNT Libraries Government Documents Department

Pneumatic Flue Expander

Description: Patent for a pneumatic flue expander. This invention allows for the ability to expand the ends of flue sheets of a steam or other boiler. Illustration included.
Date: May 19, 1908
Creator: Kelley, Harry
Partner: UNT Libraries Government Documents Department

Process of Tanning Hides and Skins

Description: Patent for rendering the process of tanning hides and skins "more expeditious and considerably cheaper &c., &c." (lines 12-13)
Date: February 19, 1918
Creator: Hall, Lewis T. & Tuttle, Frank
Partner: UNT Libraries Government Documents Department

Self-Inflating Tire.

Description: Patent for an automatic, self-inflating tire which uses a valve that opens to allow air in and closes to prevent air from escaping, including illustrations.
Date: January 19, 1915
Creator: Fernandez, José
Partner: UNT Libraries Government Documents Department

Rotary

Description: Patent for a rotary with the rotary table secured onto the base. Illustrations included.
Date: November 19, 1912
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Cultivator Attachment

Description: Patent for a cultivator attachment. "The principal object of the invention is to provide a simple harrowing attachment for the cultivator shovels, so that the soil can be pulverized immediately succeeding the lifting thereof by the cultivator shovel."
Date: May 19, 1914
Creator: Hafer, Albert L.
Partner: UNT Libraries Government Documents Department

Silo.

Description: Patent for a silo that is formed of sections that can be assembled, disassembled, and moved as needed. The silo is also designed to be double-walled, with a layer of waterproofing material between the walls.
Date: December 19, 1914
Creator: Coons, Oscar A.
Partner: UNT Libraries Government Documents Department

Washing-Machine

Description: Patent for an improved clothes containing basket within washing machines that is longer-lasting and less likely to become imbalanced. The device increases agitation of clothes and water.
Date: April 19, 1921
Creator: Seifert, John W.
Partner: UNT Libraries Government Documents Department

Imitation Diamond

Description: Patent for imitation diamond. This is an invention that relates to the creation of imitation gems from glass. Illustration included.
Date: May 19, 1908
Creator: McDearmon, James C.
Partner: UNT Libraries Government Documents Department

Deep-Well Pump.

Description: Patent for "new and useful Improvements in Deep-Well Pumps," (lines 5-6), including illustrations. An improvement on the inventor's previous patent (1013579), with the intention of preventing and removing sand accumulation while pumping oil.
Date: August 19, 1919
Creator: Andrews, Benjamin
Partner: UNT Libraries Government Documents Department

Drill

Description: Patent for a drill used for rotary drilling. Illustrations included.
Date: November 19, 1912
Creator: Sullivan, James C.
Partner: UNT Libraries Government Documents Department

Calendar.

Description: Patent for improvements to the monthly reference calendar, which includes note space and a monthly index. Includes instructions and illustrations.
Date: January 19, 1892
Creator: Sittig, Alexander Franklin
Partner: UNT Libraries Government Documents Department

Design for Rein Holder

Description: Design for a rein holder that has a longitudinally-curved base piece that ends with opposite duplicate substantially U-shaped bends.
Date: October 19, 1897
Creator: Saunders, David R. & Lee, Jacob M.
Partner: UNT Libraries Government Documents Department

Hay-Press.

Description: Patent for improvements in hay-presses by using the combination of a ram having a connecting rod, a rack engaged with a rotatable cog-wheel, a bed-plate, a weighted lever, a buffer and other minor parts to create the pressing operation. Illustration is included.
Date: May 19, 1891
Creator: Grant, Richard A.
Partner: UNT Libraries Government Documents Department
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