Vitiligo is a condition in which white patches develop on the skin. Any location on the body can be affected and most people with vitiligo have white patches on many areas of the body.
Thomas Edison was famous for inventing the telephone transmitter, light bulb and fluoroscope. Answer: He was primarily known and acheived fame as an inventor. His lab in Menlo Park was the first think tank and product development facility. A list of Edison's more important inventions is listed below with date of the patent. Strangely the electric light bulb was not an Edison invention.
Thomas Edison created many inventions, but his favorite was the phonograph. While working on improvements to the telegraph and the telephone, Edison figured out a way to record sound on tinfoil-coated cylinders.