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Wrench.

Description: Patent for new and useful improvements in wrenches, including instructions and illustrations.
Date: December 5, 1899
Creator: Rollins, Edgar C.
Partner: UNT Libraries Government Documents Department

Improvement in Plows.

Description: Patent for improvement in plows: "The invention consists in so attaching a revolving disk, cutter, or colter to the beam of the plow that it will rotate on its own axis, and vibrate laterally, to accommodate itself to the line of draft or direction of the beam of the plow; also, in the means used by which the revolving cutter or colter is attached to the beam of the plow, and having the means of swiveling or turning in the beam to accommodate itself to the line of draft of the plow" (lines 22-3… more
Date: December 28, 1869
Creator: Hall, Thomas J.
Partner: UNT Libraries Government Documents Department

Shirt Bosom.

Description: Patent for a new and improved shirt bosom. This design "is to provide an improved 'dickey' adapted to be worn either with or without an ordinary shirt" (lines 9-11). It consists in a "dickey, the same comprising a bosom divided down its center, a box-plait at the inner edge of each section of the divided bosom, said plaits registering with each other and the two faces of the bosom being finished alike, cross-straps at the lower ends of the sections, a tab depending from each strap, a flap betwe… more
Date: December 16, 1890
Creator: Mistrot, Felix E.
Partner: UNT Libraries Government Documents Department

Railroad-Switch.

Description: Patent for improvements in railroad-switches, relating to a simple and more efficient means for throwing a switch of a railway truck, whereby a train of cars or a single car may be switched from the main track to another track or on a siding.
Date: December 30, 1919
Creator: Hester, James
Partner: UNT Libraries Government Documents Department

combination lock

Description: Patent for a combination lock. Illustration included.
Date: December 25, 1906
Creator: Wilcox, Ferdinand S.
Partner: UNT Libraries Government Documents Department
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