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Machine for Bending and Embossing Sheet Metal

Description: Patent for "new and improved machine which is simple and durable in construction, very effective in operation, and especially designed for simultaneously curving and embossing sheet-metal plates for use as cornices, metal shingles, &c" (lines 8-13).
Date: February 25, 1890
Creator: Baldwin, Benjamin J., Jr.
Partner: UNT Libraries Government Documents Department

Motor-Plow.

Description: Patent for motor-plows with a spring-actuated motor driving device. The motor-plow can be rewound for use by the hand of the operators without leaving the driver's seat. The motor-plows have a plurality of moldboards and provide an inexpensive motor eliminating the use of draft-animals.
Date: June 25, 1918
Creator: Kucharski, Konstanty
Partner: UNT Libraries Government Documents Department

Crude-Oil-Refining Process.

Description: Patent for improvements in the crude oil refining processes and apparatuses. The invention focuses on creating an inexpensive and simplistic system that relies on temperature.
Date: January 25, 1921
Creator: Evans, Jewett G. P.
Partner: UNT Libraries Government Documents Department

Cotton-Harvester

Description: Patent for a cotton harvester. Illustrations included.
Date: October 25, 1910
Creator: Sewell, Charles B.
Partner: UNT Libraries Government Documents Department

Improvement in Running-Gears for Vehicles.

Description: Patent for vehicle running gear improvements consisting of two piece head-block, central eye, groove for king bolt, and wrought-iron brackets for parts.
Date: February 25, 1873
Creator: Meddows, Isaac O.
Partner: UNT Libraries Government Documents Department

Metal-Shears

Description: Patent for "a machine of this nature specially designed for slotting sheets of metal in the formation of devices for plaiting cloth, a further object of the invention being to provide a machine that will be easy and simple of operation and may be operated with accuracy and into which the plate may be inserted and from which it may be removed with facility" (lines 8-17).
Date: June 25, 1901
Creator: Hackett, Harry J.
Partner: UNT Libraries Government Documents Department

Brake for Vehicles

Description: Patent for "a brake which shall be easy in operation, cheap in construction, and not liable to get out of order" (lines 13-17).
Date: October 25, 1887
Creator: Bacon, Edward Hamlin
Partner: UNT Libraries Government Documents Department

Aeroplane.

Description: Patent for an improved rotary airplane engine patterned after the Gnome type with extra blades attached to the engine cylinders.
Date: March 25, 1913
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Type-Writing Machine.

Description: Patent for a simple, reliable, and easily operated attachment for a type-writing machine that continuously feeds paper to the type. "Several sheets, as they are printed may be severed in equal lengths, without disturbing the engagement of the continuous web with the paper-cylinder and feeding-devices" (lines 13-17).
Date: July 25, 1893
Creator: Smith, John D.
Partner: UNT Libraries Government Documents Department

Method of And Apparatus for Tanning Hides.

Description: Patent for certain new and useful improvements in methods of and apparatus for tanning hides, including instructions and illustrations.
Date: April 25, 1899
Creator: Rodriguez, Miguel Ramon
Partner: UNT Libraries Government Documents Department

Baling-Press.

Description: Patent for a hand-lever baling press.
Date: December 25, 1900
Creator: Williamson, Charles Samuel
Partner: UNT Libraries Government Documents Department

Seed-Planter and Fertilizer-Distributer.

Description: Patent for improvements in seed planter and fertilizer distributers: "can be readily and easily adapted to planting seed in drills or check rows, or to distributing fertilizer and in which the operator can always tell where the last hill was planted so that he will know where to commence his next row" (lines 18-23).
Date: April 25, 1893
Creator: Kemp, Amos John
Partner: UNT Libraries Government Documents Department

Four-Wheel Drive

Description: Patent for a four-wheel drive with a combined central driving unit and differential that simplifies construction and improves efficiency in operation.
Date: January 25, 1921
Creator: Littlejohn, Lonzo B.
Partner: UNT Libraries Government Documents Department

Insect-Poison Distributor

Description: Patent for "new and useful improvements in devices for sprinkling potato-vines and the like with powder - such as paris-green" (lines 15-18).
Date: December 25, 1888
Creator: Heaton, Lorenzo D.
Partner: UNT Libraries Government Documents Department

Drop-Feed for Seeders and Planters.

Description: Patent for a drop feed device that dispenses individual seeds (particularly peas) for planting. It attaches to a planter, dropping seeds when activated by the motion of the planter's wheels. A seed guard prevents clogging.
Date: September 25, 1917
Creator: Johnson, Mat P.
Partner: UNT Libraries Government Documents Department

Aerial Projectile

Description: Patent for an aerial projectile for use as an anti-infantry bomb, dropped by planes. Specifically, it is a fragmentation bomb hand dropped from planes that will not only deliver an explosive blast and the subsequent shrapnel, but deliver such a blast as to destroy itself so it cannot be reverse engineered.
Date: September 25, 1918
Creator: Bury, Thomas J. & Bury, Oney
Partner: UNT Libraries Government Documents Department

Pipe-Wrench

Description: Patent for a pipe-wrench that features new and useful improvements and also extends the purposes to which the pipe-wrench may be applicable.
Date: November 25, 1919
Creator: Steen, Buford J.
Partner: UNT Libraries Government Documents Department

Tie-Plate.

Description: Patent for imrpoved tie plates that will prevent the rails from wearing down the ties.
Date: April 25, 1916
Creator: Barnes, Ned E.
Partner: UNT Libraries Government Documents Department

Thimble.

Description: Patent for an improved thimble that incorporates a thread-cutter tool.
Date: June 25, 1918
Creator: Colburn, Sophia
Partner: UNT Libraries Government Documents Department

Screw Jack

Description: Patent for improvements in screw jacks.
Date: March 25, 1919
Creator: Ewing, H. L.
Partner: UNT Libraries Government Documents Department

Sulky-Lister

Description: Patent for an improved sulky-lister for planting listed corn, cotton, and other crops.
Date: November 25, 1902
Creator: Engelmann, Gustav
Partner: UNT Libraries Government Documents Department

Lumber-Kiln

Description: Patent for a "kiln proper . . . constructed with special reference to combustion of cinders or sparks, and thereby preventing their escape into the chamber containing the lumber" (lines 7-10)
Date: February 25, 1890
Creator: Anderson, Andrew T.
Partner: UNT Libraries Government Documents Department

Plow Cultivator and Irrigator.

Description: Patent for an underground irrigating plow that consists of a draft bar, crank arms, plow beams that front ends swivel on the crank arms, a ratchet rod with chain spools, a ratchet lever that is attached to the ratchet rod, chains that are attached to the plow beams and the spools, braces that are attached to the crank arms, and a double-tree.
Date: April 25, 1893
Creator: Askew, Joseph W.
Partner: UNT Libraries Government Documents Department

Plow Attachment

Description: Patent for "a shovel or point attachment for plow-stocks for operation in turf, stubble, or grubby or rocky soil deep or shallow, the attachment being particularly adapted for turning stalks, weeds, grass, and stubble" (lines 11-17).
Date: June 25, 1901
Creator: Buster, Walter L.
Partner: UNT Libraries Government Documents Department
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