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Vehicle-Wheel

Description: Patent for a tire with strong durability and efficient manufacturing.
Date: September 21, 1920
Creator: Allan, William N.
Partner: UNT Libraries Government Documents Department

Standing Valve

Description: Patent for a Standing Valve. This standing valve is designed to improve the way the fluids pump through oil and water wells. it also includes an improvement in the way the standing valve is secured to the wells. The new valve can also be easily replaced because of the materials it is composed of.
Date: September 21, 1920
Creator: Adams, Thomas M.
Partner: UNT Libraries Government Documents Department

Underreamer for Reaming Out Producing-sands.

Description: Patent for "underreaming tools or bits which can be adjusted from the top of the well and which can be set at the required angle..."
Date: September 21, 1920
Creator: Lambeth, Acey L.
Partner: UNT Libraries Government Documents Department

Heater.

Description: Patent for an under-the-bathtub heater.
Date: September 21, 1920
Creator: Bowlus, Charles F.
Partner: UNT Libraries Government Documents Department

Guard.

Description: Patent for a guard for marine vessels against torpedoes.
Date: September 21, 1920
Creator: Muncy, David J.
Partner: UNT Libraries Government Documents Department

Mattress-Support.

Description: Patent for a new device that will improve mattress support, including illustrations. It is "designed to take the place of the ordinary spring now in common use and it is formed of inflatable units arranged to be inflated by the use of air, hot or cold water or other similar fluids" (lines 11-15).
Date: September 21, 1920
Creator: Monks, Frederick I.
Partner: UNT Libraries Government Documents Department

Washing-Machine.

Description: Patent for a new and improved design of washing machines "which combines simplicity of construction with economy in operation" and helps "to minimize the opportunity for wear, breakage or derangement" (lines 30-35), including illustrations.
Date: September 21, 1920
Creator: Seifert, John W.
Partner: UNT Libraries Government Documents Department

Foldable Landing Gear for Aeroplanes

Description: Patent for foldable landing gear for airplanes. This landing gear is designed to be folded into the body of the plane, by the pilot.
Date: September 21, 1920
Creator: McCarroll, Frank
Partner: UNT Libraries Government Documents Department

Bee-Cage.

Description: Patent for a new and improved design of bee cages that facilitates the feeding of bees during transportation and provides "the proper ventilation of the air through the cage to prevent the bees from smothering" (lines 17-19), including illustrations.
Date: September 21, 1920
Creator: Ault, Eugene B.
Partner: UNT Libraries Government Documents Department
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