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Spark-Arrester.

Description: Patent for self-driven, rotating, exhaust vent brushes to arrest sparks.
Date: January 18, 1887
Creator: Elkins, William Franklin
Partner: UNT Libraries Government Documents Department

Lawn Mower.

Description: Patent for a new and improved lawn-mower. This design consists in "[t]he combination of a bifurcated frame, a driving-wheel supported therein, gears secured to opposite sides of said wheel, inclined pitmen-driving shafts carrying at their inner ends pinions to engage said gears, guide-plates supported by the lower and forward end of the frame, cutters provided with slots and supported between said guide-plates, pitmen connecting the cutters and shafts, and adjusting-screws applied to said plate… more
Date: September 18, 1888
Creator: Grothaus, Frederick E.
Partner: UNT Libraries Government Documents Department

Wagon Break

Description: Patent for improvements in wagon-breaks, with the object of providing simple, effective, and durable means by which the breaks may be applied by either foot or hand power (lines 8-12). Additionally, provides "improved means for altering the power of the breaks" (lines 18-19).
Date: May 18, 1888
Creator: Baker, Owen T.
Partner: UNT Libraries Government Documents Department

Lock Hopple.

Description: Patent for a new and improved lock-hopple. This design consists in "the combination of the semi-circular section provided at its free end with the latch-hook and concave edge, and the semi-circular section provided with the perforated projection for the attachment of the lap-ring, and with the lock" (lines 95-100). It further consists in "the partition, the cap-piece having the central key-opening, the journaled latch-hook having the end of its journal formed to fit in the recess in the end of … more
Date: December 18, 1888
Creator: White, Elisha Lafayette
Partner: UNT Libraries Government Documents Department

Insect Destroyer.

Description: Patent for a new and improved insect trap. This design "relates to certain new and useful improvements in devices for distributing liquid poison on cotton and other plants to destroy insect life thereon; and it consists in the [novel] construction and arrangement of parts" (lines 14-18).
Date: July 18, 1882
Creator: Binkley, James E.
Partner: UNT Libraries Government Documents Department

Mail Bag Fastening.

Description: Patent for a new and improved fastening for mail bags. This design "consists of a chain fixed to one side of the bag so as to swing on the lower edge, and having hooks, or, it may be, curved or straight studs, which are made to pass through eyes of the two sides of the bag and around or through another chain on the other side of the bag, making a very simple fastening that is equally secure as the staple fastening now in use and much more readily manufactured" (lines 7-16).
Date: March 18, 1884
Creator: Scott, Roy B.
Partner: UNT Libraries Government Documents Department

Valve Gear.

Description: Patent for a new and improved valve-gear. This design "relates to improvements in mechanical movements adapted especially to the valve-gear of steam-engines, and is designed to produce a device having a reciprocatory movement having intermediate impulses" (lines 9-14).
Date: August 18, 1885
Creator: Pinkham, Delmar D.
Partner: UNT Libraries Government Documents Department

Washing Machine.

Description: Patent for a new and improved washing machine. This design consists in "[t]he combination, with the boiler having the transverse rollers, of the [other] roller having peripheral corrugations and the intermediate slots, the bail, and the counterweight whereby the roller may be balanced on the end wall of the boiler" (lines 85-90).
Date: May 18, 1886
Creator: Pinkerton, John Franklin
Partner: UNT Libraries Government Documents Department

Windmill.

Description: Patent for an improved design for windmills that are in regular use. The design implements two sets of hinged vanes and uses weights to control the amount power that the windmill can generate. Included are instructions and illustrations.
Date: May 18, 1880
Creator: Rudolph, Calvin Foster
Partner: UNT Libraries Government Documents Department

Wire-Cloth Fan for the Destruction of Insects.

Description: Patent for an improved fly-swatting fan that employs wire mesh to create less of a shadow so that the user has more of a chance to hit the insect. This improved fan also allows for easier flow of air that creates less of an air flow that might blow the insect away from the fan and allow for the insect to avoid injury or death. Included are instructions and illustrations.
Date: May 18, 1880
Creator: Taylor, Morse K.
Partner: UNT Libraries Government Documents Department

Magneto-Electric Telegraphy.

Description: Patent for a machine that telegraphs messages between distant points by means of induced currents that produce magnets without the use of battery current, including illustrations.
Date: August 18, 1885
Creator: Brown, Fred H.
Partner: UNT Libraries Government Documents Department

Windmill

Description: Patent for an improvement of windmills.
Date: October 18, 1887
Creator: Vanmeter, James Wright
Partner: UNT Libraries Government Documents Department

Mechanical Dentistry.

Description: Patent for new and improved mechanical dentistry. This design consists in "[a] dental plate provided with a series of holes or perforations and a continuous groove upon the upper surface of the plate communicating with the holes or perforations therein" (lines 62-65).
Date: May 18, 1886
Creator: Mayfield, William Dudley
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for an improvement in pumps.
Date: September 18, 1888
Creator: Vanmeter, James Wright
Partner: UNT Libraries Government Documents Department

Top Prop.

Description: Patent for a new and improved top prop. This design consists in "the combination of a block, a supporting-arm mounted thereon, and a strap passing about the arm and bows and secured to the block. . . . [and a] plate provided with tubular hub and lug, [another] plate provided with an opening to fit the hub, an arm provided with a seat and with a circular opening to fit upon the hub, and a bolt or screw" (lines 82-87).
Date: December 18, 1888
Creator: Anderson, Lee
Partner: UNT Libraries Government Documents Department

Oil Press Mat.

Description: Patent for a new and improved oil press mat. This design consists in "having its body portion composed of card-board cut to the size of the press-box, the adjacent faces being covered with sheet metal, which is pressed or stamped into the paper body to give the required cavity, which is bounded by raised margins and transverse ribs struck up from the metal, and supported by paper strips interposed between the layers of card-board, the two leaves of the mat having a leather backing and being hin… more
Date: September 18, 1883
Creator: Osborn, Adelbert E.
Partner: UNT Libraries Government Documents Department

Time-Calculator.

Description: Patent for a machine that easily calculates the number of days within a given time span, up to one year, with illustrations.
Date: October 18, 1886
Creator: Wood, William
Partner: UNT Libraries Government Documents Department

Padded Underwaist.

Description: Patent for a new and improved padded underwaist. This design "has for its object to provide a waist to be worn by persons who are thin or emaciated, to beautify the appearance, to increase the breadth from shoulder to shoulder, and to make the form look plump and round" (lines 14-18). To this end it is "provided upon its inner surface with pockets extending down the middle of the back, on the breasts, around the lower edge, down the sleeves, and down the sides beneath the arms, the pockets down… more
Date: June 18, 1889
Creator: McDowell, Mary D.
Partner: UNT Libraries Government Documents Department

Harness Saddle.

Description: Patent for a new and improved harness-saddle. This design is "to provide a harness-pad and saddle-tree in which the pads or saddle shall be self-adjustable to the backs of the animals to which they are applied, and this without the employment of inner plates to enable the tree to be used for folded-leather, slip, or stuffed pads, as may be desired" (lines 9-15).
Date: May 18, 1886
Creator: Kay, William V.
Partner: UNT Libraries Government Documents Department

Plow Gage.

Description: Patent for a new and improved plow gauge. This design "may be adjusted as desired without loosening the connection of the share with the plow-stock, and that when it is desired to shift or change the stock, it may be readily done by running off [a] nut and swinging the bar and shoe forward on the hinge and entirely free from the bolt connections of the plowshare" (lines 73-80).
Date: September 18, 1883
Creator: Holt, Theodore
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in a "hollow hub or sleeve in combination with the universal joint composed of a band fitting loosely within said sleeve, a gimbal-ring pivoted to said band, and a knuckle pivoted to said gimbal-ring, whereby motion may be transmitted from one rotary body to another when the planes of rotation are or are not parallel to each other" (lines 88-95).
Date: October 18, 1887
Creator: Kirk, John P.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with the driving-wheel . . . the rotary mold-board, and the plow-beam, of the universal joint composed of the hollow portion of the hub of the driving-wheel, a ring pivoted thereto, a knuckle pivoted to said ring, and a band encircling the hollow portion of said hub and fixed to the said plow-beam" (lines 6-13).
Date: October 18, 1887
Creator: Kirk, John P.
Partner: UNT Libraries Government Documents Department

Railroad Rail Joint.

Description: Patent for a new and improved rail joint for railroads. This design "relates to railroad-rail joints; and it has for its object to construct, without the use of bolts, nuts, and fish-plates, a joint which shall be cheap, durable, and possessed of great strength and rigidity" (lines 19-23).
Date: July 18, 1882
Creator: Tatum, Paul
Partner: UNT Libraries Government Documents Department

Mold for Making Sewers.

Description: Patent for a new and improved sewer mold. This design consists in "[a]n expansible and contractible reversible mold for sewers, in form in cross-section of either a semi-circle, semi-ellipse, or semi-ovate, formed of segmental portions hinged together and provided with stay-braces and thrusting tie-rods" (lines 76-81).
Date: June 18, 1889
Creator: Baade, John
Partner: UNT Libraries Government Documents Department
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