UNT Libraries Government Documents Department - 39 Matching Results

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Cotton-Chopper

Description: Patent for an improved cotton-chopper, which includes a vertical swinging movement, as well as a wheel at its base which, and has a chopper shaft that may be depressed by the feet of the operator so that the chopper can operate even on uneven ground.
Date: March 9, 1915
Creator: Baker, William A.
Item Type: Refine your search to only Patent

Combined Rule and Square.

Description: Patent for new and useful Improvements in Combined Rules and Squares which makes it "possible to form a rigid straight rule or one or more rigid squares" (lines 24-25), including illustration and instructions.
Date: August 21, 1917
Creator: Grossman, Edwin
Item Type: Refine your search to only Patent

Churn

Description: Patent for a vertical dash butter churn with a frame that allows for removal of the receptacle with dash parts still attached to the frame, including illustrations.
Date: March 25, 1913
Creator: Collins, Edward L.
Item Type: Refine your search to only Patent

Apparatus for Burning Lime.

Description: Patent for improvements in apparatus for burning lime. To provide reliable and efficient means to extract all the heat units from fuel to be used by providing an increase draft and long blaze.
Date: July 18, 1916
Creator: Walsh, Patrick A. & Walsh, Edward J.
Item Type: Refine your search to only Patent

Waterproof Car-Door.

Description: Patent for a freight car door of "strong, durable, and inexpensive construction which will be water and air tight, and which will be practically indestructible in case of a wreck" (lines 17-20) including illustrations.
Date: January 1, 1918
Creator: Atkinson, George C.
Item Type: Refine your search to only Patent

Watering-Trough.

Description: Patent for a valve that controls the flow of drinking water from a reservoir or tank into a trough. It can be operated by domestic animals and automatically shuts off when they are finished drinking.
Date: August 21, 1917
Creator: Atkinson, George C.
Item Type: Refine your search to only Patent

Work Clamp.

Description: Patent for an improved work clamp. The inventor claimed that the clamp was meant to be universal, allowing for several clamped pieces of material to be secured simultaneously for welding or other joining methods. The tool was meant to facilitate complex construction in a variety of machinery repair facilities and markets.
Date: November 25, 1919
Creator: Treuthardt, Arnold Charles
Item Type: Refine your search to only Patent

Corn Popper

Description: Patent for corn-popper improvement by connecting to the cover of the popper a rotating agitating blade which would prevent the corn within from burning.
Date: April 10, 1917
Creator: Zschiesche, William H. M.
Item Type: Refine your search to only Patent

Punch.

Description: Patent for a punch tool used for cutting metal or other objects. The tool’s construction includes pivoted handles and an anvil block for efficient punching with “minimum application of pressure” (lines 13-14).
Date: December 30, 1913
Creator: Cuba, John L.
Item Type: Refine your search to only Patent

Tool-Heater

Description: Patent for tool heaters "adapted to heat a soldering iron by gas" (lines 9-10) to increase the heat applied to the tool, including illustrations.
Date: October 21, 1919
Creator: Juergens, Ernest
Item Type: Refine your search to only Patent
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