4 Matching Results
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Improvement in Churns.
Patent for improvements to the design of the butter churn, to ease labor and improve efficiency, including illustrations.
Date:
April 18, 1876
Creator:
Rost, Otto
System:
The Portal to Texas History
Improvement in Dish Cleaners and Drainers.
Patent for a convenient and cheap article of household ware for washing dishes, glassware, and similar articles of household use.
Date:
April 18, 1876
Creator:
Harper, Elijah S., Sr.
System:
The Portal to Texas History
Improvement in Horse-Powers.
Patent for a horse-power with a master-wheel, communicating, through a pinion, crank, and pitman.
Date:
April 18, 1876
Creator:
Andrews, Henry K.
System:
The Portal to Texas History
Improvement in Tenoning-Machines
Patent for an improvement in tenoning-machines, including saws, gauges, flanges, and hinged plates.
Date:
April 18, 1871
Creator:
Bourland, Melton S.
System:
The Portal to Texas History