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Horse-Collar (open access)

Horse-Collar

Patent for improved horse-collars, which supposedly makes the collar less complex and more comfortable. The patent is intended for harnesses for horses, mules, and related animals.
Date: September 16, 1919
Creator: Mahone, Edwin W.
System: The Portal to Texas History
Cushion Tire (open access)

Cushion Tire

Patent for Cushion Tires. Each tire will have multiple chambers within it, so if one is punctured the remainder of the tire will continue to function and not deflate.
Date: March 16, 1920
Creator: Williams, Henry S.
System: The Portal to Texas History
Bee-Shipping Cage (open access)

Bee-Shipping Cage

Patent for transferring bees to a different hive without injury and preventing bees from escaping. The bee-cage offers different ways to transfer the bees.
Date: August 16, 1921
Creator: Ault, Eugene B.
System: The Portal to Texas History
Traveling Block. (open access)

Traveling Block.

Patent for a traveling block construction. The invention resides in the combination and arrangement of parts and in the details of construction that provide a novel form of nut to be positioned on the ends of the supporting shaft of the block, the nuts being hollowed out to provide oil chambers for supplying the shaft with a lubricant.
Date: December 16, 1920
Creator: Boykin, Burwell Jr.
System: The Portal to Texas History
Well-Casing Extractor (open access)

Well-Casing Extractor

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.
System: The Portal to Texas History
Oil-Burner. (open access)

Oil-Burner.

Patent for "an improved apparatus for and method of consuming liquid fuel", particularly low-cost heavy oils that are more difficult to burn.
Date: August 16, 1921
Creator: Mills, Virgil H. & Mills, John H. T.
System: The Portal to Texas History
Plaiting-Machine. (open access)

Plaiting-Machine.

Patent for a machine that folds or plaits cloth in the desired style.
Date: August 16, 1921
Creator: Odle, Ophelia & Odle, Leo Estelle
System: The Portal to Texas History
Oil-Burner. (open access)

Oil-Burner.

Patent for oil burner that simultaneously ignites and vaporizes liquid fuel.
Date: August 16, 1921
Creator: Mills, Virgil H.
System: The Portal to Texas History
Water-Motor. (open access)

Water-Motor.

Patent for a more powerful and efficient water motor which is durable and comparatively affordable to manufacture.
Date: August 16, 1921
Creator: Brady, Enoch J.
System: The Portal to Texas History
Fountain Brush. (open access)

Fountain Brush.

Patent for the improvement of fountain brushes. The brush would be in the shape of a pencil which would stop ink or dye from spreading on fabric.
Date: August 16, 1921
Creator: Bates, William P.
System: The Portal to Texas History
Rock-Drill (open access)

Rock-Drill

Patent for a rock drill design for quick drilling.
Date: August 16, 1921
Creator: Alford, Allen
System: The Portal to Texas History
Ice-Cream Freezer (open access)

Ice-Cream Freezer

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

Hoe.

Patent for a hoe with "a colter shank at the oval top, affording means whereby the hoe may clear itself from large branching weeds, which is frequently a trouble met with in using hoes having a shank in the center."
Date: August 16, 1921
Creator: Clark, James Robert.
System: The Portal to Texas History
Metal-Working Device. (open access)

Metal-Working Device.

Patent for a hand-operated device that bends and shears metal at any desired angle and length.
Date: August 16, 1921
Creator: Bussel, Herman
System: The Portal to Texas History
Process of Heating Oil-Retorts and Apparatus Therefor. (open access)

Process of Heating Oil-Retorts and Apparatus Therefor.

Patent for "a method of securing even heating of oil retorts and the like throughout their length" and "a new apparatus, particularly intended for the heating and cracking of oils to convert the same into pyrolytic products". The invention may be used for any oil converting retort, but the patent description relates to the production of gasoline.
Date: August 16, 1921
Creator: Alexander, Clive M.
System: The Portal to Texas History
Pressure-Screw. (open access)

Pressure-Screw.

Patent for a pressure screw where the screw can freely rotate, and the shoe may pivot slightly. It is also designed for easy maintenance and lubrication of the bearing and to be cheap to manufacture, efficient and durable.
Date: August 16, 1921
Creator: Menger, Edward W.
System: The Portal to Texas History
Hair Clipper. (open access)

Hair Clipper.

Patent for hair clippers that simplifies construction, reduces vibration, and improves efficiency.
Date: May 16, 1922
Creator: Monroe, Collier
System: The Portal to Texas History