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Clothes Washing Machine
Patent for improvements to a washing machine.
Date:
February 13, 1917
Creator:
Perry, Robert J. S.
System:
The Portal to Texas History
Cotton Picker
Patent for machines that utilizes a plethora of needles to harvest cotton.
Date:
February 13, 1917
Creator:
Johnson, Billie
System:
The Portal to Texas History
Electric Foot-Warmer
Patent for a device that uses electricity to provide warmth to a person's feet as well as any other parts of the body. It may be used in and out of a bed, and it may be used as "a light reflector for treating certain diseases by strong rays of light concentrated and applied directly to the body" (lines 17-20).
Date:
June 13, 1911
Creator:
Ballard, Silas
System:
The Portal to Texas History