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Improvement in Cultivators.

Description: Patent for improvement in horse-drawn cultivators.
Date: April 23, 1872
Creator: Jordan, Hugh Paxton
Partner: UNT Libraries Government Documents Department

Improvement in Electro-Magnetic Engines.

Description: Patent for "a new practical application of electro-magnetism to machinery for the purpose of moving the same and keeping it in motion, and developing a degree of force which is only limited by the reduced proportion of power applied. The invention consists principally in the transmission of electro-magnetic power through compressed air for motor purposes, and the mechanism and combination of machinery necessary for that purpose." (Lines 12-22) Includes instructions and illustrations.
Date: April 9, 1872
Creator: Thornton, William G.
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

Hay-Press.

Description: Patent for a hay press that is meant to "check the rebound of the plunger so that the working beam or lever will not be thrown against the horse; also to provide for automatically applying a brake for the purpose of checking the rebound; also to provide for cushioning the rebound of the plunger so as to prevent or check its tendency to throw the toggle elver against the main lever; also to provide for automatically giving a signal or alarm to indicate when a bale of a given size has been compreā€¦ more
Date: April 18, 1893
Creator: McNeill, Charles DeWitt
Partner: UNT Libraries Government Documents Department

Baling Press

Description: Patent for improvements made to a baling press used to press cotton into bales. Improvements include improved construction to improve durability and efficiency, and design enhancements to the feeding belt to make retrieving the bales of cotton easier and more efficient.
Date: April 28, 1914
Creator: Marek, Joseph J.
Partner: UNT Libraries Government Documents Department
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