The beginning and ending of Edison’s famous story: What did he invent?

Thomas Alva Edison (February 11, 1847 - October 18, 1931), was born in Milan, Ohio, USA, and died in West Orange, New Jersey, USA . Inventor, entrepreneur.

Edison was the first person in human history to use mass production principles and electrical engineering research laboratories to engage in invention patents that had a major and far-reaching impact on the world. His inventions of the phonograph, movie camera, and electric light had a great impact on the world. He made more than 2,000 inventions in his lifetime and held more than 1,000 patents.