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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

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

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

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

Velocipede

Description: Patent for new and useful improvements to the class of velocipedes "in which the rotation of the propelling-wheel is produced by the oscillation of a rocking-chair" (lines 24-26).
Date: July 2, 1889
Creator: Rullmann, John D. & Eckenroth, George
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

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

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

Method of Working Hydrated Volatile Refrigerating Agents, and Apparatus for Ice Making and Refrigeration.

Description: Patent for a new method of working hydrated volatile refrigerating agents and a new refrigerator. This design "involve[s] the use of such highly volatile matters as are capable of hydration — as, for instance, ammonia, that being the refrigerating agent preferable to all others . . . [and] is a simplification in the mode of operation, and in apparatus which enables the employment of comparatively unskilled labor, the production of apparatus at comparatively low cost, and the working of the ammo… more
Date: August 2, 1881
Creator: Rose, Thomas
Partner: UNT Libraries Government Documents Department

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

Telephone.

Description: Patent for "a single and effectual magneto telephone bot in receiving and transmitting and improving on [the inventor's] Patent No. 529,203" (lines 14-17).
Date: April 2, 1895
Creator: Serdinko, John
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

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

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

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

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

Frame for Motor-Bicycles

Description: Patent for "a strong frame at low cost in which the motor shall be yieldingly supported and wherein by preference the rider may be sustained on an elastic support, so as to maintain a uniform relation with the pedal-shafts, and the movement of the engine properly guided" (lines 11-17).
Date: July 2, 1901
Creator: White, Edward Y.
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

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

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

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

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

Beer Tapping Apparatus.

Description: Patent for a new and improved beer tap. This design calls for the air pipe to go within the beer tapping pipe and for a pump to supply the air pipe with air. This eliminates the need of a rubber nipple to connect the air pipe, easily cleans the pipe coil, and allows for the tapping of the keg from without the icebox.
Date: February 2, 1897
Creator: Haenig, Emil
Partner: UNT Libraries Government Documents Department

Bicycle-Frame

Description: Patent for "a bicycle-frame which shall be yielding and support the motor mechanism in such manner that it shall be upheld by the part of the frame which yields to the greatest extent without adding appreciably to the rigidity of the frame" (lines 11-17).
Date: July 2, 1901
Creator: White, Edward Young
Partner: UNT Libraries Government Documents Department
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