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Improvement in Horse-Powers.
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
System:
The Portal to Texas History
Improvement in Cotton-Cleaners.
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
System:
The Portal to Texas History