Agricultural Machine (open access)

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
Dredge. (open access)

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
Fertilizer and Method of Producing the Same. (open access)

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
Oil Trap (open access)

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
Process for Converting Sodium Sulfate to Sodium Sulfid. (open access)

Process for Converting Sodium Sulfate to Sodium Sulfid.

Patent for converting sodium sulfate to sodium sulfid, it is a process conversion of chemical compounds sodium sulfate to sodium sulfid.
Date: November 22, 1921
Creator: Anderson, Robert James
System: The Portal to Texas History
Spring Wheel. (open access)

Spring Wheel.

Patent for the improvement of spring wheels. It is to prevent the movement of a car's rim or hub when sharp turns are being made.
Date: November 22, 1921
Creator: Livings, James Arthur
System: The Portal to Texas History
Stock Feeder (open access)

Stock Feeder

Patent for stock feeder, for automatically feeding grain (or mill food) to stock (particularly hogs) with feeding troughs on opposite sides of oscillating storage hopper.
Date: November 22, 1921
Creator: Dierks, John
System: The Portal to Texas History
Bale-Tie Buckle (open access)

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
Clothes-Rack (open access)

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
Fur-Stretcher. (open access)

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
Hydraulic Swivel. (open access)

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
Internal-Combustion Motor. (open access)

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. (open access)

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. (open access)

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
Pencil-Sharpener. (open access)

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
Process of Forming Individual Foot-Forms and Fitting Shoes Thereon. (open access)

Process of Forming Individual Foot-Forms and Fitting Shoes Thereon.

Patent for the improvement of the process of forming individual foot forms or replicas of a person's specific foot. This alleviates a person having to go through the painful process of breaking in new shoes. The foot forms can then either be kept by the individual or by the shoe dealer for making future foot wear.
Date: March 22, 1921
Creator: Butler, James B.
System: The Portal to Texas History
Pump-Piston. (open access)

Pump-Piston.

Patent for new and improved pump piston. This patent is accompanied by drawings and the object is to provide a pump piston wherein the the piston body proper is securely maintained against shifting upon the piston rod.
Date: March 22, 1921
Creator: Yount, Miles F.
System: The Portal to Texas History
Record-Printing Device. (open access)

Record-Printing Device.

Patent for record printing device that is used on cars for mechanics to record the car number and other data. The printing device is more durable especially though rough weather and easy to use by the mechanic.
Date: March 22, 1921
Creator: Gray, Dexter B.
System: The Portal to Texas History
Roller-Distributer. (open access)

Roller-Distributer.

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.
System: The Portal to Texas History
Tool Joint. (open access)

Tool Joint.

Patent for a new tool joint used in rotary drilling to connect the parts of a drill stem. The tool joint is not exclusive to drill stems and may be used in other applications.
Date: March 22, 1921
Creator: Kreiter, Richard F.
System: The Portal to Texas History
Tractor (open access)

Tractor

Patent for an improved tractor where the "propelling force is delivered through traction blocks...(lines 11-12)."
Date: March 22, 1921
Creator: Aerl, Van Vivian
System: The Portal to Texas History
Apparatus For Forcing Fluid From Wells. (open access)

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
Automobile Signal (open access)

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
Bushing Extractor and Inserter (open access)

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