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Nut Lock.

Description: Patent for new and useful improvements to nut-locks. Created a simple and inexpensive nut that is easily applied and removed from a bolt using a pin locking mechanism.
Date: September 2, 1919
Creator: Fitzpatrick, Joseph
Partner: UNT Libraries Government Documents Department

Improvement in Windmills.

Description: Patent for an improved windmill, including illustrations, consisting of an arrangement of "three stationary sails between arms on central shaft, so as to obtain double or increased power from the air passing through the wheel." (lines 7-10)
Date: December 2, 1879
Creator: Dewees, Thomas
Partner: UNT Libraries Government Documents Department

Improvement in Bale-Ties.

Description: Patent for improvement to "class of bale-ties in which the bands are secured by means of a fastening or key which passes through slots in the ends of the band." (lines 13-16)
Date: April 2, 1878
Creator: Howard, William Henry; Broussard, Camille E. & Hutchins, Rush M.
Partner: UNT Libraries Government Documents Department

Filter

Description: Patent for a filter for purifying gasoline or other oil used in cleaning establishments.
Date: November 2, 1920
Creator: Daniel, William A.
Partner: UNT Libraries Government Documents Department

Liquid-Dispensing Apparatus.

Description: Patent for a new and useful liquid dispensing apparatus, including instructions and illustrations.
Date: May 2, 1899
Creator: Haye, August
Partner: UNT Libraries Government Documents Department

Attachment for T-Stands

Description: Patent for improvement of T stands, which includes a vertical rod that makes attachment and removal easier.
Date: August 2, 1921
Creator: Adamson, John Selden
Partner: UNT Libraries Government Documents Department

Dental Handpiece

Description: Patent for a dental hand piece for dental tools so that they may be held or rotated at an angle relative to the hand piece. Illustrations included.
Date: February 2, 1909
Creator: Mayes, Robert Martin
Partner: UNT Libraries Government Documents Department

Cushion-Tire for Vehicles.

Description: Patent for a sectional metal tire cushion that is applied over a preexisting wheel.
Date: April 2, 1901
Creator: Millen, George
Partner: UNT Libraries Government Documents Department

Adjustable Split Lock-Nut or Union

Description: Patent for an adjustable split cock-nut or union that is of a simple, cheap, and efficient construction with an intended use on valve rods of internal combustion engines. This device is designed to withstand direct pressure, blows, and torque forces.
Date: December 2, 1919
Creator: Dickinson, Harry E.
Partner: UNT Libraries Government Documents Department

Improvement in Adjustable Hats.

Description: Patent for a mechanism improving the ability to adjust the shape of a hat to fit different sized heads. The patent is for an "adjustable attachment for enlarging and contracting" the hat's design.
Date: December 2, 1873
Creator: Cassiano, Ygnacio I.
Partner: UNT Libraries Government Documents Department

Hub.

Description: Patent for a wheel hub that "provides for preventing circumferential movement of the inner ends of the spokes, for bracing the spoke-engaging spider, and for locking the spoke-tightening device for preventing the accidental loosening thereof." (Lines 13-18) Includes instructions and illustrations.
Date: March 2, 1897
Creator: Millen, George
Partner: UNT Libraries Government Documents Department

Dental-Care Attachment.

Description: Patent for a dental-chair attachment mean to support a table to hold instruments, a waste-bowl, a lamp, glasses, and other things a dentist might need. The attachment can easily be separated and adjusted.
Date: July 2, 1895
Creator: Mayes, Robert Martin
Partner: UNT Libraries Government Documents Department

Cuff-Holder

Description: "This invention is an improvement in cuff-holders for detachably attaching cuffs to garments; and the object of the invention is to provide a simple device whereby the cuff can be readily attached to or detached from the garment without annoyance" (lines 10-15).
Date: July 2, 1901
Creator: Hughes, Russell M.
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a new ratchet-wrench with "improved construction and combination of parts" (lines 26-27), including illustrations.
Date: February 2, 1886
Creator: Rettberg, Ernest Frederick & Ellis, Charles Carroll
Partner: UNT Libraries Government Documents Department

Closure for Bottles, &c.

Description: Patent for a tamper-proof bottle cap made of flexible metal that expands to seal the bottle and cannot be removed and replaced without signs being evident in the bottle and cap.
Date: April 2, 1907
Creator: Hull, John William
Partner: UNT Libraries Government Documents Department

Air Compressor for Deep Well Pumps.

Description: Patent for a new and improved air-compressor. This design "relates to improvements in air-compressing mechanism for the purpose of pumping for forcing from deep wells and performing similar work; and it consists in the construction and arrangement of a larger and smaller air-cylinder, and the combination therewith of mechanism to force the air from the larger into the smaller cylinder to increase the air-pressure in the latter" (lines 22-30).
Date: August 2, 1887
Creator: Adams, John R.
Partner: UNT Libraries Government Documents Department

Garbage-Burner.

Description: Patent for a garbage incinerator, which has a rotating grate to speed up the evaporation of moisture from the garbage and produce quicker burning.
Date: February 2, 1909
Creator: Burwell, John A.
Partner: UNT Libraries Government Documents Department

Photographic Copying Apparatus

Description: Patent for a simple and effective photographic-copying apparatus capable of making copies of small objects of different sizes. The machine is for general commercial use "that may be successfully operated by persons not particularly skilled in the photographic art" (lines 23-25) including illustrations.
Date: February 2, 1915
Creator: Gregory, Oscar T. & Carkhuff, Norman W.
Partner: UNT Libraries Government Documents Department

Bilge-Water Dishcharger

Description: Patent for the importance of discharging bilge water from a boat.
Date: September 2, 1913
Creator: Langley, Eugene
Partner: UNT Libraries Government Documents Department

Can-Filling Machine.

Description: Patent for a new and useful machine for filling bottles and analogous receptacles, including instructions and illustrations.
Date: January 2, 1900
Creator: Gebhardt, William
Partner: UNT Libraries Government Documents Department

Electrical Indicator for Street-Cars.

Description: Patent for Electrical indicator for street cars the display to the passengers the names of the streets passed by the car.
Date: May 2, 1916
Creator: Craig, Richard M.
Partner: UNT Libraries Government Documents Department

Illusion Car

Description: Patent for an illusion car. This invention is related to amusement. Illustrations included.
Date: April 2, 1907
Creator: Winterborne, William Henry
Partner: UNT Libraries Government Documents Department

Plow

Description: Patent for a plow produced as "a simple, inexpensive, and durable implement for plowing out stalks, particularly cotton-stalks, without turning the ground or covering the stalks, and arranged to prevent the stalks from being precipitated in front of the standard, and thereby impeding the movement of the plow. (lines 9-14)
Date: June 2, 1903
Creator: Lassen, Peter
Partner: UNT Libraries Government Documents Department

Liquid Measure and Strainer

Description: This patent relates to devices for measuring and straining liquids and discharging them into a receptacle or tank without exposing the liquids after being strained to the atmosphere or rendering the liquid liable to be deteriorated by dust or other foreign matter.
Date: April 2, 1918
Creator: Doolin, Charles B.
Partner: UNT Libraries Government Documents Department
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