J. L. Love patented his pencil sharpener in the US.
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Inventor Percy L. Spencer patented the Microwave Oven.
A team of scientists invented the sports drink Gatorade in a University of Florida lab.
French inventor Pierre Lallement was awarded his patent for a pedal bicycle.
Swedish-American inventor John Ericsson patented the screw propeller design.
The UK approved the first American patent.
