Daniel Halladay patented the self-governing windmill.
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Engineer Alva J. Fisher patented the electric washing machine.
Thomas Edison demonstrated his hand-cranked phonograph for the first time.
Harvey Kennedy patented the modern shoelace, which included aglet reinforced tips.
The first recorded potato chip was created by chef George Crum in Saratoga Springs, New York.
Walter Hunt patented the safety pin.
