Walter Hunt patented the safety pin.
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The pocket watch patent was awarded to Dutch mathematician and scientist Christiaan Huygens.
Levi Strauss and Jacob Davis patented the first blue jeans with copper rivets.
William B. Purvis patented the electric switch on railways that would shut off the electric supply after carriages pass the contact device.
Birt Acres, a British inventor, patented the film camera/projector.
Thomas Edison received a patent for his new invention, the phonograph.
