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Mandrew Attachment.

Description: Patent for an improved, simple, inexpensive, durable, and efficient mandrel attachment that can be easily attached, detached, and adjusted. It has "a bar at one end with a plate for its attachment and at the other end with a cam and eccentric for detachable connection and adjustment the support carrying the cam and eccentric being hinged so as to drop down so that cylinder work can be slipped over the mandrel and then the eccentric and cam raised up and tightened to the bar to hold the work to be performed" (lines 18-27).
Date: March 7, 1893
Creator: Bosley, Lee W.
Partner: UNT Libraries Government Documents Department

Vine-Cutter.

Description: Patent for a vine cutter that is meant "to simplify the construction of devices of this character by means of an integral formation of the cutter" (lines 8-10). It can be "adapted to be applied to a plow standard or foot consisting of a pair of cutting knives or shares integrally connected by a front cross-piece with a single central opening therein for the passage therethrough of a single securing bolt, the knives being rearwardly divergent and obliquely arranged at a downward angle, the lower edges of said knives or shares being sharpened and their rear ends curved upwardly, the said lower edges of the knives or shares adjacent to the said cross-piece being formed blunt" (lines 90-102).
Date: March 14, 1893
Creator: Wheeler, John H.
Partner: UNT Libraries Government Documents Department

Nut Lock

Description: Patent for invented a new and useful Nut-Lock. Invention relates to improvements in nut locks of the class known as "spring and ratchet," for the purpose of proving a simple, cheap and easily operated nut lock without injury to any parts, and in which the locking means are concealed and protected while in the operative positions (10-15)
Date: March 14, 1893
Creator: Arnold, Eliphalet, L.
Partner: UNT Libraries Government Documents Department

Trephine.

Description: Patent for an improved, simple, durable, inexpensive, and efficient trephine that is easily assembled and takes up little space. It retains better results than other trephines.
Date: March 21, 1893
Creator: MacKenzie, Joseph Alexander
Partner: UNT Libraries Government Documents Department

Rein-Holder.

Description: Patent for a rein-holder that is made with one piece of metal which can be attached to the dash-board of a vehicle, includes illustration.
Date: March 10, 1891
Creator: Shurmon, James D.
Partner: UNT Libraries Government Documents Department

Animal-Trap.

Description: Patent for an improved animal trap for “catching small animals in a trap which will be ever set and in operative position for catching an animal and which will be automatically reset” (lines 10-13), illustration is included.
Date: March 17, 1891
Creator: Bassinger, Stephen
Partner: UNT Libraries Government Documents Department

Thill-Coupling.

Description: Patent for improvements in thill-couplings by using a combination of forward extension arms, having each near its forward end, circular shoulders, adapted to engage the ends of the shaft-iron; the spring-catch for holding the lever arm in locking position and, for retracting arm when the catch is released. Illustration is included.
Date: March 17, 1891
Creator: Bryan, William L.
Partner: UNT Libraries Government Documents Department

Wood-Working Machine.

Description: Patent for improvements in wood-working machine by using a combination of a toothed bar, a retractable slotted bar, a weight attached to the frame and a revolving wheel. With each single revolution of the drive-wheel, the slotted "bar is fed forward the distance of one tooth, and thus the cutter is gradually embedded in the material being operated upon at the same time it is rotated at a high rate of speed," (lines 94-97) illustration is included.
Date: March 17, 1891
Creator: Walton, George Washington
Partner: UNT Libraries Government Documents Department

Window-Curtain Holder.

Description: Patent for improvements in window-curtain holders,in which the curtain holder has a upper and a lower socket, “with the lower socket having a central opening and mounted on a base-plate, of the upper socket having a side opening and mounted on a base-plate, and the U-shaped clasp pivoted at its lower end in the lower socket and having its upper end laterally bent and designed for insertion in the side opening of the upper socket” (lines 84-92). The curtains would be retained and giving them the proper draping and prevent them from flapping and tearing, includes illustration.
Date: March 17, 1891
Creator: West, Eugene B.
Partner: UNT Libraries Government Documents Department

Plotter.

Description: Patent for an improvement in "surveying-instruments, and has for its object to produce a simple device whereby certain information can be obtained without the necessity of auxiliary calculations,” (lines 12-15) includes illustration.
Date: March 24, 1891
Creator: Smith, Valentine Hartgroves
Partner: UNT Libraries Government Documents Department

Shirt-Starching Machine.

Description: Patent for improvements in shirt-starching machines by using a combination of a shirt holding device having an oscillatory motion for one-fourth of a full revolution, and a semi-cylindrical starch-holding receptacle with longitudinal rubber bottom; when the shirt-holder is turned, shirts are crowded into the compartments, with the bosoms and wristbands hanging outside. When the door is closed, shirt-bosoms and wristbands are thoroughly starched. Illustration is included.
Date: March 24, 1891
Creator: Herndon, William S.
Partner: UNT Libraries Government Documents Department

Car-Coupling.

Description: Patent for improvements in car-couplings by providing "a coupler which will without any adjustment couple two cars whose draw-heads are of different heights.” (lines 17-19) Illustration is included.
Date: March 24, 1891
Creator: Thompson, James A. M.
Partner: UNT Libraries Government Documents Department

Fastener for Fish-Plates for Rails.

Description: Patent for improvements in fasteners for fish-plates for rails by using a combination of fish-plates, washers placed in between the plates and rail, a slotted bolt, a wedge-shaped key with thin bendable portion and a washer on the bolt between the key and fish-plate to “firmly hold the plates in position but will serve to deaden the noise caused by the fractional contact of the parts,” (lines 18-20) includes illustration.
Date: March 31, 1891
Creator: Gary, John S.
Partner: UNT Libraries Government Documents Department

Bracket.

Description: Patent for improvements in brackets that used to support shelf or for other purposes by using a combination of hinged brackets, a longitudinal wire formed with bends to receive the inclined portions of the brackets, and with hooks at its outer ends; this improved brackets “can be folded in close contact with the shelf, so as to occupy little space for shipment or storage.” (Lines 17-19) Illustration is included.
Date: March 31, 1891
Creator: Porter, Charles
Partner: UNT Libraries Government Documents Department

Tire-Tightener.

Description: Patent for improvements in tire tighteners by using wedges with longitudinal ridges, longitudinal tapering ridges or webs, together “with a wheel-rim, clamps arranged in pairs upon each side of the felly-joint, the clamps consisting of plates have a fluted or corrugated inner surface …., the extension of the registering plates being connected by transverse bolts.” (lines 37-45) Illustration is included.
Date: March 31, 1891
Creator: Reeves, Alexander Marion
Partner: UNT Libraries Government Documents Department

Railroad-Track Lifter.

Description: Patent for improvement in railroad-track lifters by using “the combination of a base, a upright, a lever and two pawls engaging notches of the upright” (lines 97-99) and “hand mechanism for operating the pawls,” (lines 1-2, p. 2) for easily raising sections of railway-track. Illustration is included.
Date: March 31, 1891
Creator: Brown, Hiram David
Partner: UNT Libraries Government Documents Department

Piston for Pneumatic Pumps.

Description: Patent for improvements in pistons for pneumatic pumps by using a combination of a tubular shell, a cylindrical valve, a conical aperture and a conical projection to fulfill the conditions required of a piston in pumps. Illustration is included.
Date: March 31, 1891
Creator: Robinson, Charles H.
Partner: UNT Libraries Government Documents Department

Rub-Iron for Wagon-Beds.

Description: Patent for improvements in rub-irons for wagon-beds by “placing a [rub]-roller at the point of the wagon-bed with which the wheels come in contact when the wagon is turned." (Lines 23-25) Illustration is included.
Date: March 31, 1891
Creator: Nelson, George A.
Partner: UNT Libraries Government Documents Department

Apparatus for Scouring Water-Ways.

Description: Patent for an improved apparatus for scouring water-ways by using water-discharge pipes and air-discharge pipes arranged at each side of the vessel. When “vessel is slowly moved forward while the water and air forcing pumps are working,..... direct force of the water-jets and air-jets will agitate and scatter and lift the dislodged particles and float them much higher and longer than would be the case were the water-jet pipes alone used.” (Lines 63-75) Illustration is included.
Date: March 31, 1891
Creator: Holden, Elbridge G.
Partner: UNT Libraries Government Documents Department

Axle.

Description: Patent for improvement in axles by using a “combination of a bar, two skeins and means for holding the skeins in place upon the bar,” (lines 17-18) includes illustration.
Date: March 31, 1891
Creator: Stewart, John A.
Partner: UNT Libraries Government Documents Department

Nut-Lock.

Description: Patent for a nut lock with a locking washer at the base of the nut that does not unscrew. The nut forms a bar of spring metal.
Date: March 13, 1894
Creator: Mauermann, Albert J.
Partner: UNT Libraries Government Documents Department

Feed-Water Heating and Purifying Apparatus.

Description: Patent for improvements in feed-water heating and purifying apparatus by “utilizing the heat of exhaust-steam from locomotive-cylinders, and the waste heat from the products of combustion in the combustion-chamber; or smoke-arch for heating and purifying the feed-water in transit to the locomotive-boiler.” (Lines 11-16) Illustration is included.
Date: March 22, 1892
Creator: McCallum, Daniel W.
Partner: UNT Libraries Government Documents Department

Tire-Tightener.

Description: Patent for a tire tightener that allows anyone, not just a mechanic to expand and contract the felly depending on the weather.
Date: March 23, 1897
Creator: Dobrowolski, William & Wise, Harry
Partner: UNT Libraries Government Documents Department