5 Matching Results

Search Results

Results: 1 - 5

Improvement in Floor-Clamps.

Description: Patent for an improvement in floor clamps, including illustrations.
Date: March 4, 1873
Creator: Foster, John J.
Partner: UNT Libraries Government Documents Department

Improvement in Machines for Making Plow-Irons.

Description: Patent for an improvement in the design for machines for manufacturing plow irons, including illustrations.
Date: March 4, 1873
Creator: McGinty, James M. & Nolan, Thomas.
Partner: UNT Libraries Government Documents Department

Improvement in Horse-Powers.

Description: Patent for improvements made to motors that power machinery, called "horse-powers." The specific improvements made are in the arrangement of mechanical pulleys from which the motor derives power, arranged in such a way that will not significantly increase the size or cost of the machine.
Date: February 4, 1873
Creator: Müller, Joseph
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Cleaners.

Description: Patent for a new and improved cotton-cleaner that enhances the performance of cotton cleaning. It includes instructions and illustrations.
Date: February 4, 1873
Creator: Ralston, Joe
Partner: UNT Libraries Government Documents Department

Improvement in Apparatus for Stretching Wire Fences.

Description: Patent for stretching wire from post to post in the construction of wire fencing, which includes directions how to secure the wire, includes illustrations.
Date: March 4, 1873
Creator: Mangham, Josiah T.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen