UNT Libraries Government Documents Department - 671 Matching Results

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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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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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Quilting-Frame.

Description: Patent for a quilting frame that has "a novel means of supporting and tilting the track, and also other features" (lines 15-16). The frame is suspended in a track, and the track can be tilted so the frame can run in bot directions on the track.
Date: March 13, 1894
Creator: Banker, John P.
Item Type: Refine your search to only Patent

Motor-Vehicle Heater.

Description: Patent for improvements for a motor vehicle heater that "convey the exhaust gases from the muffler to a container capable of inflation and to inflate said container whereby a heating or warming element for the passengers of the car is provided" (lines 10-14).
Date: June 17, 1919
Creator: Barrett, Eli B.
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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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Specific-Gravity Scale

Description: Patent for a type of weighing-scale, "designed for determining the specific gravity of any body, be it solid, liquid, or a gas" (lines 14-15) including illustration.
Date: January 21, 1902
Creator: Bogue, Robert Jackson
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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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Copy-Holder.

Description: Patent for a copy-holder that is "especially designed for type-writing machines, of any of the prevalent forms, and it has for its object to facilitate the holding of the copy; also to aid the reader or operator to readily retain his "place," in reading the copy line by line, in the usual way, to insure accuracy in copying the same; also to provide for its adaptation to the machine, irrespective of the size of the latter" (lines 16-24).
Date: November 14, 1893
Creator: Bramlette, William A. & Evans, William H.
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Quilting-Frame.

Description: Patent for a quilting-frame that holds "the quilt in position to be sewed with an ordinary sewing machine" (lines 13-14). The frame has rollers on it.
Date: November 20, 1894
Creator: Broadfoot, Thomas W.
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Combined Quilting Frame and Table.

Description: Patent for a quilting frame which can be quickly set up and collapsed, which folds up to occupy a minimum amount of space, and which can be converted for use as cutting and ironing table. Includes instructions and illustrations.
Date: January 14, 1896
Creator: Burns, Robert Llewellwynn
Item Type: Refine your search to only Patent

Car-Coupling

Description: Patent for improvements to railroad car couplings granted to Conrad H. Carpenter. Improvements simplify the coupling construction and allow the cars to be couples automatically.
Date: December 27, 1892
Creator: Carpenter, Conrad H.
Item Type: Refine your search to only Patent

Fluid- Dispensing Control

Description: Patent for the improvement of fluid dispensing controls. The invention provides a more efficient way to discharge fluid from a storage container by using compressed air, and valve arrangement.
Date: April 22, 1919
Creator: Catron, John J
Item Type: Refine your search to only Patent

Anti-Agitating Device.

Description: Patent for anti-agitating device, including two figures describing said device, with illustrations. Author describes improvements for liquid dispensers on previous anti-agitating devices by altering the cylinder duties during its performance.
Date: February 3, 1920
Creator: Catron, John J.
Item Type: Refine your search to only Patent
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