Skin color - patchy. Patchy skin color is areas where the skin color is irregular. Mottling or mottled skin refers to blood vessel changes in the skin that cause a patchy appearance. Irregular or patchy discoloration of the skin can be caused by: Changes in melanin, a substance produced in the skin cells that gives skin its color.
Thomas Edison. Thomas Alva Edison (February 11, 1847 â October 18, 1931) was an American inventor and businessman, who has been described as America's greatest inventor. He developed many devices that greatly influenced life around the world, including the phonograph, the motion picture camera, and the long-lasting, practical electric light bulb.
Thomas Edison (1847 â 1931) was an American inventor and businessman who developed and made commercially available â many key inventions of modern life. His Edison Electric company was a pioneering company for delivering DC electricity directly into peopleâs homes.homas Edison was born in Milan, Ohio on Feb 11, 1847, the youngest of seven siblings. His parents were middle class, though they were not wealthy, especially when the railroad bypassed Milan, forcing the family to move to Port Huron, Michigan.