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43 Matching Results
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Agricultural Machine
Patent for a tool to destroy weeds. This invention reuses several parts from farming tools.
Date:
November 22, 1921
Creator:
Northcutt, John G. & Crawford, Miner
System:
The Portal to Texas History
Apparatus For Forcing Fluid From Wells.
Patent for a narrow device to use fluid dynamics to remove certain fluids without loss of others. The apparatus is let down the well until one end is submerged before pressurized with air to seperate fluids and bring oil up to the surface of the well.
Date:
February 22, 1921
Creator:
Bodungen, Charles G.
System:
The Portal to Texas History
Automatic Density-Indicator for Slime-Pulp Separators.
Patent for devices that thickens slimes for ore milling operations in which it will indicate the density and regulate it so it will not go below a predetermined value.
Date:
June 22, 1920
Creator:
Allen, Charles
System:
The Portal to Texas History
Automobile Signal
Patent for the creation of signals to be used in conjunction with automobiles during traffic.
Date:
February 22, 1921
Creator:
Ziegenbalg, Emil
System:
The Portal to Texas History
Bale-Tie Buckle
Patent for new and valuable improvements on bale-tie buckles for cotton bales. This relates to buckles securing ties on cotton bales and minimize injury to the persons handling the cotton.
Date:
March 22, 1921
Creator:
McFarland, Frank Hays
System:
The Portal to Texas History
Belt-Stretcher
Patent for an improvement in belt stretchers that are cheaper to make and easier to operate.
Date:
May 22, 1920
Creator:
Cherry, Warren L.
System:
The Portal to Texas History
Bushing Extractor and Inserter
Patent for the creation of a manner in the method of bushing extractors and inserters.
Date:
February 22, 1921
Creator:
Renfro, Leonardo E.
System:
The Portal to Texas History
Clothes-Rack
Patent for Clothes Rack. This helps dry clothes indoors when the weather is bad outside.
Date:
March 22, 1921
Creator:
Wells, Lillie Bell
System:
The Portal to Texas History
Clutch and Transmission Device
Patent for new and useful improvements in the development of clutch and transmission devices.
Date:
February 22, 1921
Creator:
Hubbard, Adra M.
System:
The Portal to Texas History
Coaling Device.
Patent for coal colliers that breaks the coal into small pieces and lifts the coal to pour the coal into the ship's bunkers.
Date:
June 22, 1920
Creator:
Buchanan, Stewart Harold
System:
The Portal to Texas History
Combined Stool and Table
Patent for a combined stool and table that can be folded and is portable for use in cars or at picnics; includes "knife, fork and spoon compartments" (line 25).
Date:
February 22, 1921
Creator:
Lewis, Charles E.
System:
The Portal to Texas History
Cultivator Foot
Patent for a cultivator foot. This cultivator foot is designed to be a new kind of inexpensive, simple, and efficient cultivator foot.
Date:
August 22, 1922
Creator:
Dawson, Joseph E.
System:
The Portal to Texas History
Dredge.
Patent for an excavating machine specifically designed for canal digging, that "is an improvement upon a patent granted to Charles S. Butterfield, March 13, 197 and numbered 1,219,371" (lines 10-13). This invention provides a means for firm and stable support of the excavating machine and allows the position of the machine to be easily changed as the work progresses.
Date:
November 22, 1921
Creator:
Evans, Marvin
System:
The Portal to Texas History
Drill-Bit.
Patent for improvements in drill bit constructions that allows the drill bit to be switched out and the new bit locked in so it is secure.
Date:
June 22, 1920
Creator:
Midgett, Penelton G.
System:
The Portal to Texas History
Fertilizer and Method of Producing the Same.
Patent for a new and improved condensed fertilizer formula that can be easily transported and is stable enough to be stored without appreciable deterioration, resulting in cost savings.
Date:
November 22, 1921
Creator:
Poynor, Camp, L.
System:
The Portal to Texas History
Fur-Stretcher.
Patent for an improved fur stretcher capable of properly stretching the ends of the skin. Construction is simple which allows for easy application.
Date:
March 22, 1921
Creator:
Aylor, James C.
System:
The Portal to Texas History
Geometric Figure
Patent for a sewing pattern for spherical objects, including illustrations.
Date:
June 22, 1920
Creator:
Miller, Emma Thornton
System:
The Portal to Texas History
Hydraulic Swivel.
Patent for a hydraulic swivel valve, to allow water to flow to the drill stem for purposes of cooling and lubrication.
Date:
March 22, 1921
Creator:
Black, Lee J.
System:
The Portal to Texas History
Ice-Machine
Patent for an icebox that can be combined with a refrigerator. The icebox will spray the ammonia compressor coil with water, as well as inducing a forced circulation of water in the icebox's freezing tank.
Date:
May 22, 1920
Creator:
Grant, Willburn C.
System:
The Portal to Texas History
Internal-Combustion Motor.
Patent for an internal combustion engine designed for better lubrication and simplicity of repair.
Date:
March 22, 1921
Creator:
Sanford, Harold M.
System:
The Portal to Texas History
Maternity and Invalid Chair.
Patent for a folding chair designed specifically for the use and comfort of the sick and disabled.
Date:
March 22, 1921
Creator:
Read, Edwin T. & Bartz, Adolph J.
System:
The Portal to Texas History
Method and Composition for Reclaiming Gummer and Linter Files.
Patent of the methods and compositions for reclaiming Gummer and Linter Files. The invention is used to reclaim the files used in sharpening linter saws that are used in cutting lint from cotton seed after the long fiber has been removed from the seed. This invention ensured cost effective reclaiming of the files instead of their reformation.
Date:
March 22, 1921
Creator:
Lockett, Landon J.
System:
The Portal to Texas History
Oil Trap
Patent for improvements to floating oil traps. Floating oil traps are used to catch excess oil floating on top of refinery discharge canals. These improvements include increased flexibility, thus allowing the trap to move with the flow of the water.
Date:
November 22, 1921
Creator:
Jones, Robert P.
System:
The Portal to Texas History
Pencil-Sharpener.
Patent for a new and improved pencil sharpener "which will be simple and inexpensive in manufacture, highly effective in use, durable in service, and a general improvement in the art" (lines 20-23), including illustrations.
Date:
March 22, 1921
Creator:
Scougale, Malcolm
System:
The Portal to Texas History