UNT Libraries Government Documents Department - 18,572 Matching Results

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Process of Treating Slag and Furnace Therefor.

Description: Patent for a process of treating slag and furnace therefore. It has an improved method for separates melted metals produced during smelting and extracting the precious metals from slag. The richer matte and base-bullion run off separately and into separate taps.
Date: August 20, 1895
Creator: van Cleve, Charles M. & Rhodes, Robert D.

Liquid Hydrocarbon Burner

Description: Patent for a liquid hydrocarbon burner used to vaporize liquid hydrocarbons (e.g., kerosene, crude oil) for use in heating and cooking.
Date: September 22, 1914
Creator: von Hohenstein, Charles

Shock Absorber

Description: Patent for a new and improved shock absorber which is "primarily intended for use as a connecting and cushioning medium between the upper and lower springs commonly employed under automobile bodies" (lines 12-15), including illustrations.
Date: November 28, 1922
Creator: von Roeder, Benno Gilbert & Oates, Eugene Caroway

Hosiery Spat.

Description: Patent for hosiery spat that provides feet and ankle "protection when fancy 'open work' or thin hosiery is worn." (lines 15-16) including illustrations.
Date: November 7, 1922
Creator: von S.S. Blum, Elisa

Disk Harrow or Terracer

Description: Patent for a disk harrow or terracer that is more efficient in operation for turning soil with an improved structure and functionality.
Date: October 11, 1921
Creator: {Barnes, Jonathan G.}

Boll Weevil Destroyer

Description: Patent for Boll Weevil Destroyer. The invention "helps to dislodge the weevil and other noxious and destructive insects from the plants and to kill them". 3 pages of illustrations; 3 pages of description
Date: unknown
Creator: {Chandler Columbus P.}

Rotary Boring Drill

Description: Patent for Rotary Boring Drill used for drilling oil or water wells.
Date: unknown
Creator: {Frank L.O Wadsworth}

Recovery of sulfur from its ores

Description: Patent for Recovery of Sulfur from its Ores which is used to be a full, clear, and exact description of the invention such as will enable other skilled art to which it appertains to make and use the same
Date: April. 12, 1921
Creator: {Gilbert A. Bragg}

Attachment for Gun-Slings

Description: Patent for an attachment for gun slings that can be used on army rifles or other guns and provides the means for the sling to be held tight against the arm for steady aim.
Date: November 8, 1921
Creator: {Grierson, Benjamin Henry}

Headlight

Description: Patent for a headlight used with automobiles. Illustration included.
Date: November 22, 1910
Creator: {Kohout, Frederick & Langley, Robert C.

Capping Device

Description: Patent for a capping device for oil wells.
Date: unknown
Creator: {Laurie, Frank C.}

Aeroplane

Description: Patent for an aeroplane that is inexpensive and easily built, while preventing the aeroplane from going into a tailspin.
Date: December 13, 1921
Creator: {McGee, Dan}

Ice-Cream Freezer

Description: Patent for an ice cream freezer that has an attachment at the top which can be grasped by hand to keep the ice cream freezer rigid while operating.
Date: August 16, 1921
Creator: {Neyland, William M.}

Cycle-Car

Description: Patent for a cycle car that can be steered and propelled by hands only and can be used with ordinary bicycles.
Date: November 29, 1921
Creator: {Payne, Luther M.}; {Miller, Lee A.} & {Douglas, John J.}

Well-Casing Extractor

Description: Patent for a well-casing extractor that provides gripping rollers for engaging the casing, provides a supporting frame for the movable parts of the apparatus, and provides the means to drive the rollers by power or hand.
Date: August 16, 1921
Creator: {Price, Filmore M.}

Hand Cotton-Picking Apparatus

Description: Patent for a hand cotton picking apparatus that can be conveniently carried by a farm hand for more efficiency.
Date: January 3, 1922
Creator: {Shipman, Abraham T.}

Mineral Oil

Description: Patent for Mineral Oil. Useful for improvement in mineral oils, Texas Oil are regarded as the type are known as asphaltic base oil.
Date: unknown
Creator: {William N. Blakeman}

Paint Composition

Description: Patent for Paint composition which is new and useful paint composition utilize as pigments in art of painting.
Date: unknown
Creator: {William N. Blakeman}
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