The telegraphony invented by Granville T Woods in 1885 was a combination of a telephone and telegraph which allowed a telegraph station to send voice and a telegraph message over a single wire.
it is where you die
Granville T. Woods
He didn't invent the telegram.
Granville Woods was the inventor of the telegraphony. It was a way to communicate on trains with other trains and the stations. He patented in 1887? He later sold his patent to American Bell. He was known as the black thomas Edison. He had the most patents for inventions.
Granville Tailer Woods was an African-American inventor who held more than 50 patents. Five of his inventions were an egg incubator, multiplex telegraph, telegraphony, third rail and air brake.
Three things Granville T. Woods invented were the steam boiler furnace, thee Synchronoud Multiplex Railway Telegraph, and telegraphony, the combination of the telegraph and the telephone. Granville Woods received over 60 patents. His major inventions included an improved telephone transmitter, an electrical apparatus for transmitting messages, an induction telegraph system, a galvanic battery, an automatic safety cut-out for electric currents, an electric railway supply system, a regulator for electric motors, an egg incubator, and an automatic air brake.