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Pipe-Cutter

Description: Patent for improvements to pipe-cutters that can cut pipes of different sizes.
Date: February 19, 1918
Creator: Hime, Clint T.
Partner: UNT Libraries Government Documents Department

Improvement in Machines for Bending Stirrups.

Description: Patent for an invention that "is to provide a simple and efficient machine for bending and shaping stirrups for saddles" (lines 10-12). The patent includes instructions and an illustration.
Date: February 1, 1870
Creator: Forest, Demsey
Partner: UNT Libraries Government Documents Department

Adding-Machine.

Description: Patent for a new and improvement in adding-machines in which a mechanical wheel has teeth. " The object of the invention is to provide the means for adding columns of figures by machinery"(lines 13-15), with instruction and illustration
Date: February 12, 1884
Creator: Barmore, Albert King
Partner: UNT Libraries Government Documents Department
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