Pipe-Grapple. (open access)

Pipe-Grapple.

Patent for an improved pipe gripping mechanism which engages the interior of a pipe or tube.
Date: June 30, 1914
Creator: Martin, John E.
System: The Portal to Texas History
Plow. (open access)

Plow.

Patent for an improvement to the plow by providing a plastic or plastic-like material to help sticky, thick soil and clay to glide over the surface and decrease frictional resistance, including illustrations.
Date: March 2, 1915
Creator: Fleehearty, Edward L.
System: The Portal to Texas History
Plow Colter (open access)

Plow Colter

Patent for plow colter. Illustration included.
Date: September 5, 1905
Creator: Cone, Jesse Fielder
System: The Portal to Texas History
Process of Mining Sulfur. (open access)

Process of Mining Sulfur.

Patent for innovations in the underground fusion or Frasch process of mining sulfur, "which comprises conducting an appropriate fusing medium [such as hot water] into the formation containing the sulfur deposit and thereby melting the sulfur" (lines 91-95). Central to the innovations is the use of a compressed gas to "eliminate or largely reduce heat losses in porous rock and exhausted sulfur regions at the higher levels of the mine where the presence of the hot water is of no benefit so far as melting sulfur is concerned" (lines 55-60).
Date: December 27, 1921
Creator: Drachenberg, August Toby
System: The Portal to Texas History
Proportionate Scale. (open access)

Proportionate Scale.

Patent for a proportion scale used for measuring cotton seed and lint. Illustration included.
Date: September 4, 1900
Creator: Brown, George R.
System: The Portal to Texas History
Proportionate Scale. (open access)

Proportionate Scale.

Patent for improvements in scales which would quickly and accurately determine the proportion of the lint contained in seed-cotton. Illustration is included.
Date: April 8, 1902
Creator: Brown, George Raymond
System: The Portal to Texas History
Remedy for Eczema (open access)

Remedy for Eczema

Patent for a medical compound to remedy eczema and other similar diseases which lists the ingredients and dosages.
Date: June 22, 1909
Creator: Ringer, William N.
System: The Portal to Texas History
Self-Cleaning Currycomb. (open access)

Self-Cleaning Currycomb.

Patent for a type of self-cleaning currycomb that removes debris from the comb teeth by way of a cleaning plate.
Date: November 11, 1913
Creator: Minich, James J.
System: The Portal to Texas History
Sliding Doors for Show Cases (open access)

Sliding Doors for Show Cases

Patent for sliding doors for showcases and structures such as vehicles. Illustrations included.
Date: July 16, 1912
Creator: Price, Robert L. & Delaplain, Guy A.
System: The Portal to Texas History
Stock Car. (open access)

Stock Car.

Patent for a new and improved stock car for railroads. This design "has for its object to guard the cattle from such injury as is likely to occur to a car full of cattle by the sudden starting or stopping of the car; to furnish means for guiding the cattle into the proper compartment of the car, and to furnish means for working the device by a train-hand on top of the car" (lines 10-16).
Date: February 3, 1885
Creator: Pierce, Jonathan E.
System: The Portal to Texas History
Stock Car. (open access)

Stock Car.

Patent for a new and improved boxcar. This design "is an improvement in movable transverse partitions for stock-cars, which are employed for separating the animals by individuals or groups. It is more particularly an improvement on such partitions as are suspended by sliding loop-hinges from a horizontal rod, and provided at the bottom with feet that enter sockets in the floor of the car, whereby the partitions are adapted to be fastened or released by a vertical movement" (lines 9-19).
Date: July 13, 1886
Creator: Pierce, Jonathan E. & Pryor, David C.
System: The Portal to Texas History
Tank (open access)

Tank

Patent for a tank that filters.
Date: January 23, 1917
Creator: Gartrell, Clifford E.
System: The Portal to Texas History
Tank Furnace (open access)

Tank Furnace

Patent for a tank-furnace for the purpose of an easier way to heat water. Development and use are within text; includes illustrations to demonstrate the object of the patent.
Date: November 27, 1917
Creator: Yaeger, George
System: The Portal to Texas History
Tenoning and Pointing Machine. (open access)

Tenoning and Pointing Machine.

Patent for a tenoning and pointing machine for wheel spokes
Date: April 12, 1910
Creator: Miller, Frederick C.
System: The Portal to Texas History
Threshing-Machine (open access)

Threshing-Machine

Patent for a threshing machine "especially adapted for the cutting and threshing of small grain" (lines 15-16). Illustrations included.
Date: May 12, 1908
Creator: Haynes, Thomas Stanley
System: The Portal to Texas History
Threshing-Machine. (open access)

Threshing-Machine.

Patent for a harvester in a threshing machine, which can be put at different levels from the ground.
Date: August 31, 1909
Creator: Haynes, Thomas S.
System: The Portal to Texas History
Tire-Core. (open access)

Tire-Core.

Patent for a tire core with interlocking sections that can be removed easily from built tires to reuse, including illustrations.
Date: December 21, 1920
Creator: Gillette, Walter S.
System: The Portal to Texas History
Tool for Removing Floors, Siding, Scaffolds, etc. (open access)

Tool for Removing Floors, Siding, Scaffolds, etc.

Patent for a tool that is used to remove floors, siding, scaffolds, etc. The device is designed to save material and labor. Illustrations included.
Date: June 12, 1912
Creator: Hunt, Henry C.
System: The Portal to Texas History
Treatment of Mined Sulfur. (open access)

Treatment of Mined Sulfur.

Patent for a method to improve the free burning properties of mined sulfur by carbonizing the oil and eliminating carbon.
Date: April 19, 1921
Creator: Bacon, Raymond Foss, 1880-1954.
System: The Portal to Texas History
Treatment of Mined Sulfur. (open access)

Treatment of Mined Sulfur.

Patent for heating sulfur under appropriate conditions in order to carbonized oil contained within, allowing stationary sulfur to burn without difficulty or interference from carbon.
Date: April 19, 1921
Creator: Bacon, Raymond Foss, 1880-1954.
System: The Portal to Texas History
Turbine-Motor (open access)

Turbine-Motor

Patent for improvements in the construction and use of turbine motors.
Date: February 19, 1918
Creator: Smithey, Walter Duke
System: The Portal to Texas History
Wire Fence Stretcher and Splicer. (open access)

Wire Fence Stretcher and Splicer.

Patent for a new and improved wire fence stretcher and splicer. This design "relates to improvements in wire-fence stretchers and splicers; and it consists in the peculiar construction and arrangement of the parts" (lines 10-13).
Date: March 25, 1884
Creator: Pierce, Jonathan E.
System: The Portal to Texas History
Wire Stretcher. (open access)

Wire Stretcher.

Patent for a new and improved wire stretcher. This design consists in "a frame having two arms, one carrying a fixed clamp and the other a roller, a windlass mounted on said frame having a rope passing over said roller and adapted to be fixed to an end of wire, and a central clamp consisting of a rigid bar on the frame between its arms, a notched clamp pivoted thereon, and a ring for retaining the clamp" (lines 6-14).
Date: February 22, 1887
Creator: Ainsworth, Phineas Hardaman
System: The Portal to Texas History
Wrench. (open access)

Wrench.

Patent for a wrench which "may be efficiently employed in places which are inaccessible to the ordinary wrench."
Date: August 24, 1915
Creator: Culbertson, Charles P.
System: The Portal to Texas History