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Valve-Grinding Device

Description: Patent for a device that can simultaneously grind "several valves of a multi-cylinder engine or motor" (lines 11-12). This device allows the "ready interchangeability, repair and adjustment of the working parts" (lines 16-17).
Date: February 4, 1919
Creator: Lohec, Joseph C.
Partner: UNT Libraries Government Documents Department

Journal-Lubricator.

Description: Patent for a railway journal lubricator with a reservoir and lubricating rollers for supplying lubricant to the railway journal.
Date: February 4, 1919
Creator: Urbieta, Jose M.
Partner: UNT Libraries Government Documents Department

Machine for making mattresses.

Description: Patent for a machine for making mattresses with compressed lint-cotton inserted into a tick.
Date: June 4, 1901
Creator: Morgan, John W.
Partner: UNT Libraries Government Documents Department

Water-Heater.

Description: Patent for a water heater for use in small spaces. This water heater heats water rapidly and is less costly as well as smaller than a standard boiler.
Date: August 4, 1903
Creator: Damm, William
Partner: UNT Libraries Government Documents Department

Wave-Motor

Description: Patent for a wave motor for vehicles that travel on water. Illustrations included.
Date: February 4, 1913
Creator: Stribling, Samuel L.
Partner: UNT Libraries Government Documents Department

Key.

Description: Patent for a key, which can be produced in quantity but without any of them being able to open the same door.
Date: February 4, 1908
Creator: Katzenberger, Oscar
Partner: UNT Libraries Government Documents Department

Latch Mechanism for Spittoon-Covers.

Description: Patent for an improved latch mechanism for sliding covers on spittoons.
Date: July 4, 1917
Creator: Lovece, Nicola
Partner: UNT Libraries Government Documents Department

Vehicle-Wheel

Description: Patent for a vehicle wheel with a tire that is improved with a spring cushion.
Date: January 4, 1921
Creator: Allan, William N.
Partner: UNT Libraries Government Documents Department

Parcel Carrier Guard for Bicycles

Description: Patent for improved Parcel-Carrier Guard for bicycles. Specifically the patent helps to prevent contact with the parcel carrier guard and the front wheel.
Date: July 4, 1916
Creator: Apple, William M.
Partner: UNT Libraries Government Documents Department

Means for Transmitting Motion.

Description: Patent for certain new and useful improvements in means for transmitting motion, including instructions and illustrations.
Date: October 4, 1898
Creator: Holmgreen, Julius H. & Holmgreen, Eugene A.
Partner: UNT Libraries Government Documents Department

Stamp Canceler.

Description: Patent for a new and improved stamp canceler. This design "is to provide a . . . stamp-canceler, which is so constructed that it punctures or perforates the stamp and inks it at the same time, but does not mutilate the letter or other contents of the envelope" (lines 7-12).
Date: May 4, 1886
Creator: Luzenberg, Edward A. & Sachs, Edward
Partner: UNT Libraries Government Documents Department

Trolley - Guard

Description: Patent for a new and useful improvement in trolley-guards to prevent "the trolley - wheel at the top of a trolley - pole from jumping fro the conducting - wire, thus avoiding the stopping of the cars" (line 9 - 11).
Date: January 4, 1898
Creator: Vogler, Herman J.
Partner: UNT Libraries Government Documents Department

Milking Apparatus

Description: Patent for a milking apparatus. This invention is designed to imitate the action of hand milking or a calf's sucking. Illustration included.
Date: August 4, 1908
Creator: Sinclair, William
Partner: UNT Libraries Government Documents Department

Padlock.

Description: Patent for a padlock, which can only be opened with a certain key and prevents the use of many lock-picking devices.
Date: February 4, 1908
Creator: Katzenberger, Oscar
Partner: UNT Libraries Government Documents Department

Motor-Bicycle

Description: Patent for "a frame in which the motor shall be firmly supported without undue strain on any part of the machine and in which the weight of the motor shall be as low as may be and to connect the motor to the driving-axle in such way that a pedal shall also be utilized for driving the machine with little interference from the motor and with a proper balance of friction and to improve certain details and combinations of the driving-gear" (lines 10-20).
Date: June 4, 1901
Creator: White, Edward Y.
Partner: UNT Libraries Government Documents Department

Paracentesis Needle or Trocar

Description: Patent for a needle with the purpose of injecting fluids or extracting excess fluids from the body. Includes illustrations to demonstrate the object of the patent.
Date: December 4, 1917
Creator: Hill, Phillip
Partner: UNT Libraries Government Documents Department

Gasolene and Oil Filter

Description: Patent for a gasoline and oil filter capable of filtering material in a way that makes in suitable for reuse, including illustrations and instructions.
Date: June 4, 1918
Creator: Caen, George, Sr.
Partner: UNT Libraries Government Documents Department

Gasoline and Oil Renovator

Description: Patent for a device that can take the impurities from gasoline and oil, thus making them reusable. Development and use are within text; includes illustrations to demonstrate the object of the patent.
Date: December 4, 1917
Creator: Caen, George
Partner: UNT Libraries Government Documents Department

Fan.

Description: Patent for a fan, which attaches to rocking chairs and is powered by the rocking motion.
Date: October 4, 1910
Creator: Sweetser, Charles
Partner: UNT Libraries Government Documents Department

Scraper for Mixing-Machines

Description: Patent for a now and useful Scraper for Mixing-Machines, which is specifically a scraper attachment for the mixing-cylinder wherewith the material that may cling to the inner surface of the cylinder may be scraped off and the mixing operation may be thoroughly performed.
Date: June 4, 1901
Creator: Sliger, Charles F.
Partner: UNT Libraries Government Documents Department

Filter.

Description: Patent for an improvement in filters to remove impurities from gasoline and oil and to reuse the gasoline and oil. Includes illustrations.
Date: February 4, 1919
Creator: Northrup, Early
Partner: UNT Libraries Government Documents Department

Pencil-Sharpener.

Description: Patent for a pencil sharpener that sharpens pencils quickly and efficiently. This invention catches the resulting shavings and dust, and has a compact design to fit in a pocket.
Date: November 4, 1913
Creator: Wolf, John J.
Partner: UNT Libraries Government Documents Department

Oil Burner

Description: Patent for Oil Burner
Date: August 4, 1903
Creator: Neuendorff, John B.
Partner: UNT Libraries Government Documents Department

Electric Cigar-Lighter.

Description: Patent for a cigar lighter in which the cigar is lit on a glowing surface, improves on the ease of operating a cigar lighter, and provides space for an advertisement.
Date: May 4, 1897
Creator: Handshy, Henry M.
Partner: UNT Libraries Government Documents Department
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