Grain-Door for Cars (open access)

Grain-Door for Cars

Patent for a door for grain containers. Illustrations included.
Date: February 20, 1912
Creator: Miller, Rudolph Charles
Object Type: Patent
System: The Portal to Texas History
Harrow Attachment for Cultivators. (open access)

Harrow Attachment for Cultivators.

Patent for a harrow attachment that permits the attachment to be held with its teeth disposed in any desired relation to the cultivator.
Date: February 20, 1912
Creator: Wynne, Robert S.
Object Type: Patent
System: The Portal to Texas History
Hay-Press. (open access)

Hay-Press.

Patent for a hay-press that automatically compresses hay into bales that is cost effective and easy to operate, including illustrations and instructions.
Date: February 20, 1912
Creator: Tanner, Frank W.
Object Type: Patent
System: The Portal to Texas History
Form for Building Concrete Structures (open access)

Form for Building Concrete Structures

Patent for a form for building concrete structures. Illustrations included.
Date: September 20, 1910
Creator: Duller, David M.
Object Type: Patent
System: The Portal to Texas History
Electrostatic Separator. (open access)

Electrostatic Separator.

Patent for an electrostatic separator for various particles.
Date: February 20, 1912
Creator: Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
Object Type: Patent
System: The Portal to Texas History
Feed Mixer (open access)

Feed Mixer

Patent for refinements in feed mixer technology.
Date: May 20, 1913
Creator: Dixon, Elbert S. & Werner, Henry E.
Object Type: Patent
System: The Portal to Texas History
Ensilage-Cutting Machine. (open access)

Ensilage-Cutting Machine.

Patent for ensilage-cutting that will efficiently cut corn and other rough feed. It can be driven clockwise of anti-clockwise, can discharge the cut feed at different points, and has few parts. There are no cogs or gears to catch the operator's clothing.
Date: November 20, 1917
Creator: Sinclair, William
Object Type: Patent
System: The Portal to Texas History
Driving Gearing for Motor Vehicles (open access)

Driving Gearing for Motor Vehicles

Patent for a driving mechanism that allows all four wheels of a motor vehicle to be used for traction purposes.
Date: April 20, 1915
Creator: Twyford, Robert E.
Object Type: Patent
System: The Portal to Texas History
Fan Attachment for Sewing-Machines (open access)

Fan Attachment for Sewing-Machines

Patent for improvements in fan attachments for sewing-machines, which can be applied to the fly wheel of a sewing machine and generate air draft during operation of the machine. This invention is also durable and inexpensive to manufacture, as well as simple in construction and operation.
Date: October 20, 1914
Creator: Warrell, John D.
Object Type: Patent
System: The Portal to Texas History
Fence-Stay. (open access)

Fence-Stay.

Patent for fence stays which have "novel and improved means for effectively bracing and spacing the wires of a fence." The invention "will possess advantages in points of efficiency and durability, is inexpensive to manufacture, and at the same time, is simple in construction and operation."
Date: April 20, 1915
Creator: Benson, Autha C. & Benson, A. C.
Object Type: Patent
System: The Portal to Texas History
Floor cleaner. (open access)

Floor cleaner.

Patent for a floor cleaner that cleans better.
Date: June 20, 1916
Creator: Crawford, Hezikiah H.
Object Type: Patent
System: The Portal to Texas History
Form Holder and Wall Tie (open access)

Form Holder and Wall Tie

Patent for Form holder and wall tie
Date: November 20, 1916
Creator: Tenholder, Herman G.
Object Type: Patent
System: The Portal to Texas History
Harrow (open access)

Harrow

Patent for improvement for harrows, "which may be adjusted so as to spread them apart or bring the same close together." (lines 15-17) The adjustable frame of the harrow allows the device to be used for different purposes of cultivation.
Date: February 20, 1912
Creator: Robbins, John F.
Object Type: Patent
System: The Portal to Texas History
Harrow. (open access)

Harrow.

Patent for a harrow for use in orchards that can be moved around easily to avoid trees.
Date: June 20, 1911
Creator: Forkner, Charles E.
Object Type: Patent
System: The Portal to Texas History
Seed-Planter (open access)

Seed-Planter

Patent for a seed planter that has a revolving set of cups that are filled with seed and then planted as the seed planter crosses a field.
Date: August 20, 1912
Creator: Adams, William M.
Object Type: Patent
System: The Portal to Texas History
Railway-Switch (open access)

Railway-Switch

Patent for improvements in railway switches which are especially adapted for use on street railway tracks.
Date: January 20, 1914
Creator: Craig, Samuel A.
Object Type: Patent
System: The Portal to Texas History
Switch Lock for Motor Vehicles. (open access)

Switch Lock for Motor Vehicles.

Patent for "certain new and useful improvements in Switch-Locks for motor vehicles", including instructions and illustrations.
Date: February 20, 1917
Creator: Frank, Gustav
Object Type: Patent
System: The Portal to Texas History
Slime Separator and Classifier. (open access)

Slime Separator and Classifier.

Patent for settler, separator, and classifier of different solid and liquid particles, includes illustrations.
Date: July 20, 1915
Creator: Allen, Charles
Object Type: Patent
System: The Portal to Texas History
Shingle-Machine (open access)

Shingle-Machine

Patent for a shingle machine that has a block for adjusting the angle of the log being cut.
Date: August 20, 1912
Creator: Nelson, John Bryan
Object Type: Patent
System: The Portal to Texas History
Stovepipe-Drum. (open access)

Stovepipe-Drum.

Patent for a stovepipe drum that is easily cleaned and temperature regulated.
Date: December 20, 1910
Creator: Pasche, John B.
Object Type: Patent
System: The Portal to Texas History
Safety Stirrup (open access)

Safety Stirrup

Patent for various improvements in safety stirrups.
Date: May 20, 1913
Creator: Sipes, Alfred M.
Object Type: Patent
System: The Portal to Texas History
Self-Filling Tire (open access)

Self-Filling Tire

Patent for a product that automatically inflates automobile tires with the motion and weight of the moving vehicle, with the help of a piston that is not driven by springs.
Date: April 20, 1915
Creator: Fernandez, Jose
Object Type: Patent
System: The Portal to Texas History
Power Transmission (open access)

Power Transmission

Patent for improvements in power transmission by inventor Gordon R. Sturgis.
Date: August 20, 1918
Creator: Sturgis, Gordon R.
Object Type: Patent
System: The Portal to Texas History
Folding Car-Step (open access)

Folding Car-Step

Patent for "new and useful Improvements in Folding Car-Steps" (lines 5-6) to facilitate easier passenger boarding of rail cars, including instructions and illustrations.
Date: May 20, 1913
Creator: Mayhew, Edwin B.
Object Type: Patent
System: The Portal to Texas History