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Process of Hardening Bitminuous Substances.

Description: Patent for "a process for hardening or partly solidifying to any required degree substances such as liquid or viscid bitumens, tars, or asphaltums, either natural or artificial" (lines 8-12). It hardens bitumens without evaporating oils and leaves them solid when cooled.
Date: August 11, 1896
Creator: Dumble, Edwin Theodore
Partner: UNT Libraries Government Documents Department

Nailing - Machine.

Description: Patent for a new and useful improvements in nailing-machines. This design is "adapted to automatically distribute and feed the nails to a predetermined point" (line 10-12).
Date: January 11, 1898
Creator: Brady, William B.
Partner: UNT Libraries Government Documents Department

Trolley-Pole.

Description: Patent for certain new and useful improvements in trolley poles, including instructions and illustrations.
Date: October 11, 1898
Creator: Mason, Virgil Augustus
Partner: UNT Libraries Government Documents Department

Nut and Washer for Vehicle Axles.

Description: Patent for a new and improved nut and washer combination. This design consists, "with a threaded end on an axle-spindle, which is longitudinally grooved on opposite sides of the thread, and a radially-flanged nut made to engage the threaded-end of the spindle, of a cap-ring having an annular recess formed on one side from its inner edge outwardly, said ring being secured upon the radial flange of the nut, and a cylindrical outer shell having an inwardly-extended flange on one end, and ears on t… more
Date: March 11, 1890
Creator: Sullivan, Jonathan L.
Partner: UNT Libraries Government Documents Department

Car-Coupling.

Description: Patent for a new and useful car coupling, including instructions and illustrations.
Date: October 11, 1898
Creator: Riley, Thomas
Partner: UNT Libraries Government Documents Department

Churn.

Description: Patent for a simple, efficient, and improved churn that thoroughly aerating and stirring the cream. It has a removable vertical dasher and two dasher cups.
Date: June 11, 1895
Creator: Franklin, Edward A.
Partner: UNT Libraries Government Documents Department

Churn.

Description: Patent for a churn that can be easily disassembled and cleaned easily. The churn is a circular chamber with a tube in its center. The tube has a fan around it at the top of the chamber, and the air goes through the fan, is sucked into the tube, and is released at the bottom of the chamber in order to agitate the cream.
Date: August 11, 1896
Creator: Walker, Ben, Jr.
Partner: UNT Libraries Government Documents Department
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