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Well-Casing Spear

Description: Patent for a well casing spear. Illustrations included.
Date: February 28, 1911
Creator: Norris, Joseph B.
Partner: UNT Libraries Government Documents Department

Vest and Drawers Holder.

Description: Patent for new and improved suspenders. This design consists, "[a]s an improved article of manufacture, the vest and drawers holder . . . consisting of the main bar having the arm bent downward from its upper end and provided with a clasp for connecting with the drawers, the main bar being also provided near its upper and lower ends with safety-pins for connection with the vest" (lines 60-67).
Date: September 27, 1892
Creator: Lustig, Albert
Partner: UNT Libraries Government Documents Department

Tie-Handling Apparatus

Description: Patent for a mechanism mounted on a hand car that will remove old rail ties and install new ones. This mechanism allows for the rails to remain undisturbed and the space underneath to be cleared for the new tie installation.
Date: June 6, 1916
Creator: Jones, Jefferson Davis
Partner: UNT Libraries Government Documents Department

Track Switch

Description: Patent for "new and useful Improvements in Track-Switches" (lines 5-6) including illustrations.
Date: February 15, 1916
Creator: South, John T.
Partner: UNT Libraries Government Documents Department

Improvement in Bed-Bug Exterminators.

Description: Patent for "a machine for exterminating bed-bugs by steam." (Lines 11-12) Includes instructions and illustrations.
Date: June 3, 1873
Creator: Fewell, Calvin L.
Partner: UNT Libraries Government Documents Department

Hydrocarbon Burner

Description: Patent for a hydrocarbon burner. Illustration included.
Date: January 4, 1910
Creator: Colligan, John C.
Partner: UNT Libraries Government Documents Department

Hydraulic Swivel

Description: Patent for improvements in the construction and design of hydraulic swivels.
Date: December 17, 1907
Creator: Johnston, Horace G.
Partner: UNT Libraries Government Documents Department

Hydraulic Swivel

Description: Patent for a hydraulic swivel made to control back pressure and designed to be resistant to wear. Illustrations included.
Date: December 10, 1907
Creator: Johnston, Horace G. & Norris, Joseph B.
Partner: UNT Libraries Government Documents Department

Hydraulic Swivel

Description: Patent for a hydraulic swivel. This design produced a mechanism for supporting a supply hose in a given position.
Date: October 27, 1903
Creator: Johnston, Horace G.; Sturm, William P. & Sturm, Jacob W.
Partner: UNT Libraries Government Documents Department

Hydrocarbon Burner

Description: Patent for a hydrocarbon burner. Illustration included.
Date: June 13, 1905
Creator: Higgins, James F.
Partner: UNT Libraries Government Documents Department

Hydrocarbon-Burner.

Description: Patent for Hydrocarbon burner for heating oil along with the steam. This burner will also improve the process of atomizing discharge.
Date: July 22, 1902
Creator: Higgins, James Franklin
Partner: UNT Libraries Government Documents Department

Stalk-Cutter.

Description: Patent for a stalk-cutter that will improve the effectiveness of stalk cutting by readily attaching to a plow or tilling machine, increasing the draft, including instructions and illustrations.
Date: August 14, 1917
Creator: Gable, Gus
Partner: UNT Libraries Government Documents Department

Switching Device

Description: Patent for a switch throwing device that can be operated from a train car. Illustrations included.
Date: March 21, 1911
Creator: Gordon, Holland F.
Partner: UNT Libraries Government Documents Department

Hames Fastener

Description: Patent for a hames fastener, so that the hames will fit tightly on a horse collar when a strap is adjusted.
Date: November 14, 1916
Creator: Ingram, Lewis J.
Partner: UNT Libraries Government Documents Department

Means for Propelling Railway Cars.

Description: Patent for a new and improved means for propelling railway cars. This design "relates to motive power for railway-cars, and the purpose thereof is to provide a simple combination of parts whereby each car may be impelled by a separate motor, the entire series throughout a line or train of cars being supplied with energy from a common source, whereby the full horse-power of a steam-boiler may be applied in a manner enabling it to be utilized to the greatest possible advantage and to the utmost e… more
Date: May 21, 1889
Creator: Keith, John M.
Partner: UNT Libraries Government Documents Department

Motor Vehicle

Description: Patent for motor vehicle. Illustrations included.
Date: October 11, 1904
Creator: Thomas, James Clarence
Partner: UNT Libraries Government Documents Department

Means for Operating Blowers.

Description: Patent for the improvement and simplification of the construction of blowers and to enable a forge-blower to be readily operated by the foot, to leave the hands of the operator free. Includes illustration.
Date: December 8, 1891
Creator: Murphy, Thomas A.; Murphy, John H. & Carroll, J. Y.
Partner: UNT Libraries Government Documents Department

Switch.

Description: Patent for a switch in which it can be “automatically operated by a moving train either for the purpose of opening or closing the switch, under the control of the engineer, who without stopping the train may open the switch and run his train onto the switch-rails or a siding without slowing up the train further than is necessary to avoid derailing the train when passing from the main line to the switch or siding.” (Lines 11-20) Illustration is included.
Date: May 17, 1904
Creator: Harris, Irvin F.
Partner: UNT Libraries Government Documents Department

Thrust Bearing

Description: Patent for a thrust bearing. Illustration included.
Date: January 7, 1913
Creator: Johnston, Horace G.
Partner: UNT Libraries Government Documents Department

Improvement in Combined Cistern Tops and Filters.

Description: Patent for improvements to cistern covers, combining a cast iron, charcoal filled filter and specially shaped cast perforated iron lid with handles for removing the cover and for changing the charcoal.
Date: July 9, 1874
Creator: Stacey, Ephraim Douglass
Partner: UNT Libraries Government Documents Department

Pump Attachment for Portable Cans

Description: Patent for a pump attachment for portable cans. This invention is designed to be a attachable/detachable pump for use with coal-oil cans. Its purpose is meant for the transfer of coal oil to lamps.
Date: September 29, 1903
Creator: Blackmon, Paul Jones
Partner: UNT Libraries Government Documents Department

Tire-Tread Chain for Automobile-Wheels, &c.

Description: Patent for a tire chain for automobiles to prevent skidding and help keep the tire in better shape on rough roads.
Date: July 21, 1908
Creator: Thomas, James Clarence
Partner: UNT Libraries Government Documents Department

Spark Arrester

Description: Patent for spark arrester. This invention is adapted for use with locomotives. Illustration included.
Date: November 9, 1909
Creator: Ridgway, Elzie L.
Partner: UNT Libraries Government Documents Department

Hub-Attaching Device.

Description: Patent for device to attach vehicle wheel hubs to axles and spindles without screw-threads, including description and illustrations.
Date: October 15, 1901
Creator: Anderson, Nathan S.
Partner: UNT Libraries Government Documents Department
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