Texas Patents - 18,568 Matching Results

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Lubricator.

Description: Patent for new and improved lubricator. The invention is connected to lubricators used in earth boring drills for deep well drilling.
Date: March 29, 1921
Creator: Scott, Floyd L.
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Partner: UNT Libraries Government Documents Department

Memorandum-Calendar.

Description: Patent for providing a memorandum calendar pad to be used for 2 consecutive years, that includes a filing wire of which the leaves of the pad can be attached to or detached from the calendar stand, and that will be inexpensive to make and easy to operate.
Date: April 12, 1921
Creator: Schramm, Henry A. & Hawkins, Jackson D.
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Partner: UNT Libraries Government Documents Department

Means For Protecting Vaults.

Description: Patent for protecting bank vaults by using metal shells (that are adapted to receive frangible gas containers containing asphyxiating or other disabling gas) as inner linings inside and next to the brick wall of the vault. The metal shells containing the gas containers will break upon contact when a person or persons are trying to breach the outer (brick wall) to gain access to the bank vault.
Date: April 5, 1921
Creator: Bumpass, Leonard E.
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Partner: UNT Libraries Government Documents Department

Process For The Reduction Of Iron And Lead Ores.

Description: Patent for a process that reduces iron and lead ores. This is done through two distinct combustion processes, the first of which converts the fuel and oxygen into carbon dioxide and the second process which produces carbon monoxide, that can produce iron or steel of different grades.
Date: June 14, 1921
Creator: Anderson, Robert J.
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Electrically-Controlled Puller For Oil-Well Casings.

Description: Patent for an improved oil well casing puller that has electromagnets that will lock against the inside of the casing and be pulled out of the well. The pulley within the casing can be used accordingly and can also be locked with the casing or released from it.
Date: April 12, 1921
Creator: Dooley, William D.
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Partner: UNT Libraries Government Documents Department

Cotton-Cultivator.

Description: Patent for an improved cultivator used for tillage when the plows are not in the ground. The cultivator can also lighten the heaviness felt by the operator while the plow is being used.
Date: May 17, 1921
Creator: Barnett, James Samuel
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Partner: UNT Libraries Government Documents Department

Refrigerator-Door.

Description: Patent for individual doors for compartments within a refrigerator, to protect items from being exposed to warm air when the refrigerator door is ajar. This patent also provides for the ability to apply doors as attachments to refrigerators without pre-installed compartment doors.
Date: June 28, 1921
Creator: Jurek, Martin
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Partner: UNT Libraries Government Documents Department

Roller-Distributer.

Description: Patent for a new and useful roller-distributer of the sort used on a light and relatively inexpensive automobile of widely known construction.
Date: March 22, 1921
Creator: Lopez, Jesus M.
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Partner: UNT Libraries Government Documents Department

Funnel

Description: Patent for a funnel for heavy, slow running liquids, that will prevent any spilling when turned sideways.
Date: November 9, 1920
Creator: Isaac J. Kominsky
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Partner: UNT Libraries Government Documents Department

Crown Setter

Description: Patent for a crown setter that can make impressions of varying sizes with the same tool.
Date: July 6, 1920
Creator: Lewis, Samuel Riley
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Partner: UNT Libraries Government Documents Department

Draft-Equalizer

Description: Patent for a device that can be attached to the draft tongue of an animal-drawn agricultural machine to equalize resistance and allow it to be drawn evenly in a straight line.
Date: December 25, 1917
Creator: Butts, Jim P.
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Partner: UNT Libraries Government Documents Department

Lawn Swing

Description: Patent for an improved version of a Lawn Swing that is easily constructed and weather resistant, including illustrations.
Date: December 12, 1919
Creator: Galipp, Herman C.
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Partner: UNT Libraries Government Documents Department

Block or Follower for Baling-Presses.

Description: Patent for blocks or followers for baling presses that has an improved press block to facilitate the handling of the bagging that the bale is wrapped in so the bale can be held tightly.
Date: September 7, 1920
Creator: Becker, Irvine N.
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Partner: UNT Libraries Government Documents Department

Automatic Safety Target.

Description: Patent for a target device for pistols and rifles which allows for the motion of the target being hit to move another target into view.
Date: August 3, 1920
Creator: Briggs, George F.
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Partner: UNT Libraries Government Documents Department

Controlling Mechanism for Exhaust-Gases of Internal-Combustion Engines.

Description: Patent for an improved controlling mechanism for accelerating the warming up of engines, especially automotive and marine engines. It can maintain a good working temperature while running at slow speeds so that the engine may operate economically in cold weather.
Date: January 29, 1920
Creator: Guthrie, William S.
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Partner: UNT Libraries Government Documents Department
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