The lie detector, invented in 1921 by John Augustus Larson, was first used in the Netherlands.
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The first recorded potato chip was created by chef George Crum in Saratoga Springs, New York.
The Wright Brothers were granted a patent for their 'flying machine' after applying for it three years earlier.
Inventor Moses F Gale patented the cigar lighter in the US.
American inventor Eli Whitney was granted a patent for a ground-breaking new type of cotton gin.
Robert Goddard was granted a patent for the rocket-powered aircraft.
