discoveries of human genius Thomas Alva Edison

Born in Ohio in 1847, Edison was a businessman and scientist and inventor of the United States who have so much research. He is also founder of 14 companies including General Electric. Edison had patented over 1000 inventions in the U.S.. The results include the size of the light bulb, ponograf (phonograph), the camera moves, and the dynamo. However, there were no findings revealed by the