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Battery.

Description: Patent for an improvement to batteries, particularly pertaining to their electrochemical components, including an illustration and instructions.
Date: June 10, 1919
Creator: Crowley, Richard Joseph
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

COUPLING PATENT

Description: This patent is for a new coupling system to connect hollow pipes. It is specifically designed to address issues of vibration, which cause the coupling pin to become damaged.
Date: July 10, 1919
Creator: Hiegel, Joseph L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sound-Producing Maching

Description: Patent for "sound producing instruments and sound imitators and comprises an assemble of a plurality of sound producing instruments all unified through a central control for us in connection with theaters and particularly moving pictures."
Date: September 10, 1918
Creator: Illo, Frank
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Centrifugal Suction Fan

Description: Patent for improvements made towards in suction fans that are found in cotton picking machines to improve efficiency. The primary improvements detailed in the patent describe and illustrate an improved design of the casing inside the fan to prevent damage to the cotton or the seed once they are sucked into the fan, among other design improvements.
Date: March 10, 1914
Creator: Meier, John & Miller, T. S., Jr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Process of Electrical Separation

Description: Patent for a new Process of Electrical Separation. The process relates to "electrostatic separation, and particularly to the charging of particles electrically to affect their different capacities of receiving such charge." (Line 12-15)
Date: November 10, 1914
Creator: Sutton, Henry M. & Steele, Walter L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Vehicle-Step.

Description: Patent for a unit which covers the hub of a wheel to provide protection against people "stepping on or 'riding' the hub." (Line 15).
Date: August 10, 1915
Creator: Butcher, Joseph A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Stalk Cutter

Description: Patent for a motor powered cutting machine to cut large amounts of vegetation, such as corn, at one time.
Date: October 10, 1916
Creator: McNally, Frank A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wall Construction

Description: Patent for the contemplates the erection of a wall formed of superimposed parallel tiers or slabs spaced apart to give the wall the desired thickness.
Date: July 10, 1917
Creator: Long, Clarence W. & Stephens, Joseph. W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Street and Station Indicator.

Description: Patent for a device that announces names of streets and stations as well as names of business firms or advertising data, including illustrations.
Date: July 10, 1917
Creator: Dilley, John W. & Cook, John F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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