The first US fire extinguisher patent was granted to Alanson Crane, Virginia.
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A polygraph test was conducted by its inventor, Leonarde Keeler, for the first time.
The pocket watch patent was awarded to Dutch mathematician and scientist Christiaan Huygens.
British pharmacist John Walker invented the matchstick by accident.
Swiss engineer George de Mestral patented velcro.
Ephraim Morris patented the car brake for railroads.
