Thomas Edison suggested for Edison's anti-AC stance. One notion is that the inventor could not grasp the more abstract theories behind AC and was trying to avoid developing a system he did not understand. Edison also appeared to have been worried about the high voltage from misinstalled AC systems killing customers and hurting the sales of electric power systems in general. Primary was the fact that Edison Electric based their design on low voltage DC and switching a standard after they had installed over 100 systems was, in Edison's mind, out of the question. By the end of 1887, Edison Electric was
Thomas A. Edison, Inc. Thomas A. Edison, Inc. Thomas A. Edison, Incorporated (originally the National Phonograph Company) was the main holding company for the various manufacturing companies established by the inventor and entrepreneur Thomas Edison. It operated between 1896 and 1957, when it merged with McGraw Electric to form McGraw-Edison. The National Phonograph Company was incorporated on 27 January 1896. It was restructured and reincorporated as Thomas A. Edison, Inc. on 28 February 1911. The Edison Manufacturing Company became a division of Thomas A. Edison, Inc. at this time. The company had an industrial research laboratory in West Orange, New Jersey where up to