Thomas Edison the recordings could be played only a few times, the phonograph made Edison a celebrity. Joseph Henry, president of the National Academy of Sciences and one of the most renowned electrical scientists in the US, described Edison as "the most ingenious inventor in this country... or in any other". In April 1878, Edison traveled to Washington to demonstrate the phonograph before the National Academy of Sciences, Congressmen, Senators and US President Hayes. The "Washington Post" described Edison as a "genius" and his presentation as "a scene... that will live in history". Although Edison obtained a patent for the phonograph in
Edison Manufacturing Company Edison Manufacturing Company The Edison Manufacturing Company was a company organized in 1889 by the inventor and entrepreneur Thomas Edison that manufactured batteries, machinery and equipment, and also produced kinetoscope films. Its assets and operations were transferred to Thomas A. Edison, Inc. in 1911. Thomas Edison organized the Edison Manufacturing Company in December 1889 as his personal business for the purpose of making and selling the Edison-Lalande primary battery. It was formally incorporated on 5 May 1900 in New Jersey. The company made and sold batteries for use in telegraph, phonoplex, and telephone systems, and for phonographs, dental equipment, medical