Granville T. Woods: " The Black Edison"

Timeline created by awilso32
  • Granville T. Woods Was Born

    Granville T. Woods Was Born
    Granville T. Woods was born into freedom in Columbus, Ohio. As a child Woods' recieved little schooling. In his teen years, Woods' worked a variety of jobs.
  • Period: to

    Wood's Life Span

  • Woods Settled Down

    Woods Settled Down
    In 1881, Granville T. Woods settled in Cincinnati, Ohio where he started his own business that developed, manufactured and sold electrical appartus.
  • First Inventions

    First Inventions
    Woods and his brother Lyates opened the Woods Railway Telegraph Company. Some of their ealiest inventions included, an improved steam boiler furnace and an improved telphone transmitter.
  • Telegraphony???

    patented a apparatus which was a combination of a telephone and a telegraph. The device, which he called "telegraphony," would allow a telegraph station to send voice and telegraph messages over a single wire. The device was so successful that he later sold it to the American Bell Telephone Company.
  • All Aboard!!! Multiplex Railway Telegraph Invented

    All Aboard!!! Multiplex Railway Telegraph Invented
    Woods created his most important invention to date which was a device he called Synchronous Multiplex Railway Telegraph.This invention was a variation of the "induction telegraph," however it allowed for messages to be sent from moving trains and railway stations.
  • Safer Train Transport

    Safer Train Transport
    Woods used his knowledge of electrical systems in creating a method of supplying electricity to a train without any exposed wires or secondary batteries. Approximately every 12 feet, electricity would be passed to the train as it passed over an iron block.
  • Granville T. Woods Dies

    Granville T. Woods Dies
    Throughout his life, Woods has obtained over 50 patents for inventions that include; an automatic brake and an egg incubator and for improvements to other inventions such as safety circuits, telegraph, telephone, and phonograph.