USA HISTORY

Detailed explanation-1: -The first great invention developed by Edison in Menlo Park was the tin foil phonograph. The first machine that could record and reproduce sound created a sensation and brought Edison international fame.

Detailed explanation-2: -In fact, while he is best known for his work with light, his earliest inventions were connected to the telegraph, including an improved stock ticker and a way to send four messages on a single wire. In 1878, Edison built his famous laboratory in Menlo Park, where he invented the phonograph and electric light.

Detailed explanation-3: -He also created the world’s first industrial research laboratory. Known as the “Wizard of Menlo Park, ” for the New Jersey town where he did some of his best-known work, Edison had become one of the most famous men in the world by the time he was in his 30s.

Detailed explanation-4: -Thomas Edison National Historical Park. Mostly, we love him for inventing the world’s first Industrial Research Laboratory. Thomas Edison’s home and laboratory in West Orange, NJ is now part of the US National Park System. Out of Edison’s 1092 patents issued in the United States, most were were utility patents.

Detailed explanation-5: -Thomas Edison developed an interest in chemistry as a young boy while growing up in Michigan, and applications of chemistry were a common theme in many of his inventions. In 1876 Edison opened the nation’s largest private laboratory in Menlo Park, N.J., for invention, research, and product development.