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Lock-Washer.

Description: Patent for "an improved lock washer especially adapted for locking nuts" (lines 10-11) that was designed to "be interposed between the nut and a member to be clamped by the nut" (lines 14-16).
Date: June 8, 1920
Creator: Medbery, Clinton A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Vaporizing Attachment.

Description: Patent for improvements in the vaporizing attachment on a printing press that will allow vapor to be applied to the paper as it goes through the printing press.
Date: June 1, 1920
Creator: Pope, Turner T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Liquid-Fuel Burner.

Description: Patent for improvements in liquid fuel burner that generates gas from liquids that requires no labor or supervision.
Date: June 8, 1920
Creator: Bittner, Emil R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Insect Destroyer.

Description: Patent for an wheeled vehicle mounted insect destroyer that brushes insects from plants and destroys them utilizing flames, includes illustrations.
Date: June 13, 1922
Creator: Franks, John L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Trap.

Description: Patent for a small animal trap that prevents injury to the animal. When the animals step on the pedal inside the enclosure, a door is automatically dropped. The animal is trapped inside the enclosure.
Date: June 27, 1922
Creator: Dinkins, Earl T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Staple-Setter.

Description: Patent for a staple-setter that can be more efficiently utilized for paper board boxes, specifically boxes that are used by florists.
Date: June 15, 1920
Creator: Suchy, Frank C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tool-Joint.

Description: Patent for improvements in a tool joint that has been adapted to connect sections of a drill used in drilling wells.
Date: June 29, 1920
Creator: Stafford, George A. & Stafford, Roy M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tire-Oven.

Description: Patent for a device that heats wagon and buggy wheel tires that will warm them evenly.
Date: June 29, 1920
Creator: Howlett, Isaac C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tatting-Shuttle

Description: Patent for an improved tatting shuttle. This new shuttle will hold multiple bobbins and shuttles to carry multiple colors of threads.
Date: June 29, 1920
Creator: Wolle, Leonora
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Packer for Wells

Description: Patent for a well packer, specifically for oil wells, for the purpose of facilitating the formation of watertight joints between outer and inner pipes.
Date: June 28, 1921
Creator: Fondren, Walter William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for improvements in plows that will break and bed the soil at a single operation while it was customary for a plow to have to go over the soil at least twice in order to break the soil. This invention is also meant to conserve time and labor and cultivate the soil more thoroughly.
Date: June 8, 1920
Creator: Wendtland, William Sr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Puncture-Proof Auto-Tire

Description: Patent for puncture-proof auto tires aimed at reducing (or eliminating entirely) automotive tire punctures and blowouts. The design prioritizes the protection and strengthening of tire walls for these purposes alongside a simplicity in design which lends itself toward (comparatively) low manufacturing costs.
Date: June 14, 1921
Creator: Fenley, Robert H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mop

Description: Patent for "a simple and durable construction of mop in which the fibre holding element consists of strands of twisted wire" (lines 9-11) designed such that the mop maintains its shape with or without the handle, including illustrations.
Date: June 20, 1922
Creator: Welch, James. S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Penholder.

Description: Patent for a simplified construction of a pen holder which is inexpensive to manufacture. It detachably engages the pen point, prevents rusting and sticking. Releases pen point without user needing to grip, therefore avoiding sullying fingers.
Date: June 22, 1920
Creator: Baldwin, Charles E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Razor.

Description: Patent for a safety razor, with the objects of a creating a novel frame for holding a razor blade of any desired sort, and so that the vibrations will not be transferred to the carrying frame.
Date: June 22, 1920
Creator: Brasier, William Harry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pipe-Puller.

Description: Patent for improvements in pipe pullers that grips the pipe and cuts the same time it is pulled.
Date: June 20, 1920
Creator: Robichaux, Sosthene & Paggi, Charles
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Peanut-Harvester

Description: Patent for a peanut harvester which can be attached to a standard cultivator frame. It is designed to uproot and sever peanut vines, then deposit the newly aerated peanut vines back onto the ground.
Date: June 29, 1920
Creator: Byrd, Gordon W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Portable Electric Saw.

Description: Patent for improvement of portable electric saws that can be used "as readily and accurately as a hand saw in performing many different grades of work much more rapidly and with less physical exertion" (lines 17-20), including illustrations.
Date: June 7, 1921
Creator: Lange, David C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pneumatic Pump.

Description: Patent for pumps for oil and water wells that can be operated by compressed air to force the water or oil out of the well.
Date: June 29, 1920
Creator: Goss, George W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Refrigerator

Description: Patent for improvements for vacuum refrigerators such that cold air circulation and heat exclusion are improved, including illustrations.
Date: June 27, 1922
Creator: Knutson, William K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Door Stop and Holder.

Description: Patent for an invention that relates to door stops and holders, with the object to limit the swinging of the door when opened and will also hold the door open when it is desired to maintain the same in a open position.
Date: June 29, 1920
Creator: Newsom, John Wesley
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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