On February 11, 1847, the great inventor Thomas Alva Edison was born in the US state of Ohio, who invented many items including electric light bulbs, movie cameras, phonographs, mammographs and stencil-pens. He worked as a trainboy in his childhood. There are 2,332 patents in the name of Addison, who is also called America's Great Inventor.
Team Tesla rules!
Truth.
He was one of the best