thomas edison inventions By jxv4018 Dec 6, 1868 automatic vote recorder Dec 6, 1869 telegragh devices Dec 6, 1871 several improvments on stock ticker technology Dec 6, 1874 quadriplex telegrach Dec 6, 1875 electric pen Dec 6, 1877 phonograph Dec 6, 1879 derict current generator Dec 6, 1882 first three wire central station for distributing electricity Dec 6, 1886 wireless telegraph Dec 6, 1887 major improvments on brown and black wax cylinder phonogragh Dec 6, 1891 motion picture camera Dec 6, 1891 iron ore interprise Dec 6, 1900 alkaline storage battery Dec 6, 1905 new type of dictating machine Dec 6, 1907 universal electric motor Dec 6, 1910 diamond point reproducer Dec 6, 1912 kinetophone Dec 6, 1913 automatic correction device Dec 6, 1914 telescribe and dictating phonograph Dec 6, 1915 first synthetic form of acid