Texas Patents - 207 Matching Results

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Improvement in Machines for Washing Photographs

Description: Patent for "a new and improved apparatus for washing photographic prints after fixing, for the purpose of removing the double hyposulphite of soda and silver formed in the body of the paper during the process of fixing" (lines 6-11).
Date: August 17, 1875
Creator: Caylor, J. L.
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Partner: UNT Libraries Government Documents Department

Improvement in Ditching-Machines.

Description: Patent for an improved ditching machine design that will "easily and rapidly cut or excavate, on the surface of the ground, soil, clay, or soft stone, a ditch or trench of any reasonable width or depth suitable" (lines 33-37) including instructions and illustrations.
Date: January 1, 1878
Creator: Austin, Matthew J.
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Improvement in Scew-Propellers.

Description: Patent for "means for guiding pivoted propeller-blades so that they can open and close readily and uniformly. It also consists in a new mode of applying a spring there-to so that the obliquity or resistance of the blades will be automatically graduated." (Lines 6-11) Includes instructions and illustrations.
Date: February 18, 1873
Creator: Wilson, Martin M.
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Improvement in Medical Compounds.

Description: Patent for a new medical compound to treat "various diseases, more especially those which affect the bowels and digestive organs" (lines 34-36) which lists the ingredients.
Date: April 14, 1874
Creator: Roberts, Robert R.
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Improvement in Medical Compounds.

Description: Patent for a pill composed of podophyllin, leptandrin, butternut bark extract, rhubarb extract, extract of "jalap," capsicum, quinine sulfate, and salicin. The pill is said to treat a wide variety of diseases.
Date: April 12, 1874
Creator: Roberts, Robert R.
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Partner: UNT Libraries Government Documents Department

Improvement in Motors.

Description: Patent for power-operated motors used "for operating churns" (lines 13-14), with the option of using spring-power, including a detailed explanation and description of the illustration.
Date: February 19, 1878
Creator: Cummings, James K.
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Mechanical Movement.

Description: Patent for a mechanical movement for ratchet feeding mechanisms " in which movement is imparted from a rocking lever to a ratchet wheel through the medium of a plurality of pawls that are so connected to the lever as to operate on the ratchet wheel during movement of the levers in both directions"(lines 10-16).
Date: March 16, 1909
Creator: Oswald, William S.
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Partner: UNT Libraries Government Documents Department

Trawl-Line.

Description: Patent for a trawl-line that is supported so that it "can be caused to travel continuously in the same or reversed directions at will" (lines 12-14). The invention prevents "the choking of the line supporting pulleys with grasses and other foreign matter, and also to enable the ready adjustment of the pulley son the posts to change the elevation of the trawl-line and the depth of dip of the hooks in the water" (lines 16-21).
Date: July 24, 1894
Creator: White, Warren Thomas
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Improvement in Plows.

Description: Patent for "a plow which will effect a clean severance of the sod on the land side when operating in heavy, tenacious soil, and which will prevent the accumulation of rubbish against the edge of the mold-board or standard." (Lines 6-11) Includes instructions and illustrations.
Date: July 17, 1877
Creator: Wood, John W.
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Partner: UNT Libraries Government Documents Department

Stalk Cutter.

Description: Patent for a new and improved stalk cutter. This design "consists in the construction and combination of parts . . . [of] that class of machines for cutting cotton and other stalks, consisting, essentially, of parallel runners or beams carrying outwardly-projecting knives, which serve to cut the stalks as the machine is drawn over the ground" (lines 15-22).
Date: November 29, 1881
Creator: Bolliver, William S.
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Stalk Cutter.

Description: Patent for a new and improved stalk cutter. This design "consists in the combination of a suitable frame, which is drawn along by two horses, so as to straddle a row of plants, a diagonal guide for guiding the plants, a guiding finger or piece for guiding the plants toward the knife, and a rake for raking the plants in piles or heaps as fast as they are cut" (lines 13-19).
Date: July 3, 1883
Creator: Early, Louis Simeon & Early, Matthias John Bourland
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Partner: UNT Libraries Government Documents Department

Cultivator.

Description: Patent for an improved cultivator that could be adjusted to have the proper angle for removing or throwing the dirt to and from plants.
Date: unknown
Creator: Kelley, Lawrence E.
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Partner: UNT Libraries Government Documents Department

Step-By-Step Elevator.

Description: Patent for an invention relates to a new and useful step-by-step elevator. Its object is broadly stated to provide means for ascending or descending from one of a building to another.
Date: October 27, 1914
Creator: Barrett, Eli B.
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Partner: UNT Libraries Government Documents Department

Subsoiler.

Description: Patent for improvements to subsoilers "to provide a subsoiler which has a plurality of pivoted points which will merely loosen the under soil so that same may retain a large amount of moisture, and will not turn the under soil over" (lines 10-15).
Date: March 24, 1914
Creator: Aydlott, James M.
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Partner: UNT Libraries Government Documents Department
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