Harvey Kennedy patented the modern shoelace, which included aglet reinforced tips.
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Hyman Lipman patented the pencil with an eraser on top.
Inventor William Gray received a patent for creating the telephone that uses coins to operate it.
Daniel Halladay patented the self-governing windmill.
Inventor George Eastman patented his 35mm photographic film in the US.
John Burr patented a better rotary blade lawn mower, designed with traction wheels and a rotary blade that would not easily get stuck with grass clipping.
