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Puncture-Proof Auto-Tire
Patent for puncture-proof auto tires aimed at reducing (or eliminating entirely) automotive tire punctures and blowouts. The design prioritizes the protection and strengthening of tire walls for these purposes alongside a simplicity in design which lends itself toward (comparatively) low manufacturing costs.
Date:
June 14, 1921
Creator:
Fenley, Robert H.
System:
The Portal to Texas History
Washing-Machine.
Patent for a washing machine that has better water pressure for washing that prevents damage to garments. The design for the washing machine also reduces production costs.
Date:
June 14, 1921
Creator:
Latham, Minnie M.
System:
The Portal to Texas History