Resource Type

Degree Department

4 Matching Results

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Improvement in Horse-Powers. (open access)

Improvement in Horse-Powers.

Patent for a "new and improved horse-power." Relates to railway horse-powers.
Date: August 16, 1873
Creator: Tadlock, John S. of Belmont, Texas & Howell, J.M. of Belmont, Texas
System: The Portal to Texas History
Improvement in Cotton Choppers (open access)

Improvement in Cotton Choppers

Patent for improvement in cotton choppers creating a more effective machine relating to the cultivating and chopping of cotton. Includes labeled figures and descriptive text
Date: August 16, 1873
Creator: Garrett, Joseph M.
System: The Portal to Texas History
Improvement in Cotton-Worm Destroyers. (open access)

Improvement in Cotton-Worm Destroyers.

Patent for "an apparatus for exterminating cotton-worms by ejecting liquid poison upon the cotton-plants" (lines 6-8). Includes instructions and illustrations.
Date: December 16, 1873
Creator: Johnson, Jehu W.
System: The Portal to Texas History
Improvement in Cotton-Worm Destroyers. (open access)

Improvement in Cotton-Worm Destroyers.

Patent for a wheeled vehicular device to destroy cotton worms that can be connected to a horse or a wagon. It carries a poisonous cotton-worm destroying agent and disburse this substance on crops or foliage to deter worms.
Date: October 13, 1873
Creator: Johnson, Jehu W.
System: The Portal to Texas History