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Screw.

Description: Patent for a new and improved screw. This design consists in "[a] screw, the body and shank of which are of corresponding diameter throughout their length, the shank terminating in a rounded end, and the shank and body being provided with a longitudinal straight channel extending throughout their lengths, one of the terminal shoulders of the channel being removed" (lines 4-10).
Date: June 10, 1890
Creator: Ericson, John
Partner: UNT Libraries Government Documents Department

Process of Apparatus for Sizing and Separating Comminuted Material

Description: Patent for new and useful improvements in process and apparatus for sizing and separating comminuted materials. This is the fifth patent and improves on the previous four patents.
Date: September 9, 1919
Creator: Sutton, Henry M.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton Presses

Description: Patent for an improvement in cotton and hay presses.
Date: November 18, 1873
Creator: Leoneard, Thomas Dunlap
Partner: UNT Libraries Government Documents Department

Metallic End Yoke For Railway Cars

Description: Patent for a metallic end yoke for railway cars. Illustrations included.
Date: November 17, 1903
Creator: Kimbrough, Sidney W.; Watkins, William E. & McCarley, James W.
Partner: UNT Libraries Government Documents Department

Improvement in Bale-Tie Clamps.

Description: Patent for an instrument that tightens the ties used for bales of cotton.
Date: November 18, 1873
Creator: Leoneard, Thomas Dunlap
Partner: UNT Libraries Government Documents Department
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