UNT Libraries Government Documents Department - 53 Matching Results

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Can-Closure

Description: Patent for general use to securely close cans containing liquid so that invisible tampering, evaporation, and contamination cannot occur.
Date: January 6, 1920
Creator: Starcke, Eugene P.
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Chuck.

Description: Patent for chucks that secure pipes, preventing movement when being cut or threaded, including illustrations.
Date: December 27, 1921
Creator: Castanie, William
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Combination Dripper and Steeper

Description: Patent for a beverage steeper where a strainer is provided to hold the material used for preparation, such as tea or coffee. The strainer is designed to lower into the coffee pot to allow for steeping and can be raised out of the water and affixed to the top of the pot for draining.
Date: January 25, 1921
Creator: Nicholls, George Habberton
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Electric-Current Relay

Description: Patent for Electric-Current Relay to allow capability of use with either a direct or alternating current. This is adapted for economical use in constant temperature apparatus. Further, this technology avoids the possibility of "sticking of relay movable contacts".
Date: July 19, 1921
Creator: Lorenz, Charles O.
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Game.

Description: Patent for a "a game of skill, rather than a game of chance" (lines 11-12), albeit with elements of a game of chance, in the style of a carnival game. The game consists of a motorized, revolving model airplane and a circular arrangement of nets (one for each player); the airplane drops candy into the winning player's net.
Date: August 9, 1921
Creator: Auffurth, Erwin, Jr. & Hjerpe, Erick
Item Type: Refine your search to only Patent

Grain-Car.

Description: Patent for a grain car, with improved methods or loading and unloading the grain, as well as an easy method for converting the car to haul regular cargo.
Date: March 15, 1921
Creator: Dukes, Sandy
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Horse-Boot.

Description: Patent for a horse boot that covers and protects the hoof and pastern joint of a horse. It also protects the fetlock joint and practically the entire foreleg below the knee. This device allows for the horse to move without being hindered in any way, or without causing chafing. Both protecting the horse and providing additional comfort and safety.
Date: November 1, 1921
Creator: McKenzie, Joseph H.
Item Type: Refine your search to only Patent

Manufacture of Aluminum Chloride.

Description: Patent for improvements of manufacture of aluminum chloride, comprising "a method of utilizing certain oily residues which are the result of treatment of oils with aluminum chloride or with substances capable of forming aluminum chloride" (lines 11-14), including illustrations.
Date: February 7, 1922
Creator: McAfee, Almer M.
Item Type: Refine your search to only Patent
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