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Combined Rubber Dam and Tooth Backing Punch

Description: Patent for a combined rubber dam and tooth-backing punch. "This invention relates to new and useful improvement in dental instruments and more particularly it has references to a punch for forming holes accurately in the backing which is used on teeth in construction of bridges, plates, and cognate work" (line 12-17). Illustration included.
Date: May 19, 1908
Creator: Bell, Harry M.
Partner: UNT Libraries Government Documents Department

Combined Satchel and Pillow.

Description: Patent for a new and improved combined satchel and pillow. This design consists in "[t]he combination, with a valise or satchel, of an airbag permanently incorporated in the same to form one of the sides thereof, and having a mouthpiece upon the exterior of the valise, whereby the bag may be inflated without opening the valise" (lines 62-67).
Date: August 19, 1884
Creator: Kiam, Benjamin
Partner: UNT Libraries Government Documents Department

Texas Attorney General Opinion: DM-156

Description: Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Dan Morales, regarding a legal question submitted for clarification; Whether article XVI, section 40 of the Texas Constitution or the common-law doctrine of incompatibility precludes a deputy constable from simultaneously holding a position as an assistant fire chief with the City of Houston Fire Department (RQ-290)
Date: August 19, 1992
Creator: Texas. Attorney-General's Office.
Partner: UNT Libraries Government Documents Department

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

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

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

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

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

Hydrocarbon-Burner

Description: Patent for a hydrocarbon burner and "it has for its special object to provide a burner of this class which shall be especially adapted for the consumption of crude oil." (line 9-12)
Date: May 19, 1903
Creator: de Latimer, Walter
Partner: UNT Libraries Government Documents Department

Fire-Extinguishing Apparatus for Wells.

Description: Patent for a fire extinguishing apparatus for oil wells, which diverts the oil coming out of the well into a pipe where the the lack of air puts out any burning oil and which can be put in position from a safe distance from the fire.
Date: January 19, 1909
Creator: Layne, Mahlon E.
Partner: UNT Libraries Government Documents Department

Flexible Metallic Joint

Description: Patent for flexible metallic joint used to make improvements with railroad couplings on trains along with train pipes.
Date: December 19, 1918
Creator: Schulz, Wilhelm
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
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