Granville T. Woods
Germany
The synchronous multiplex railway telegraph
Granville T. Woods
Brookfield Multiplex was created in 1962.
Australian Multiplex Cinemas was created in 1993.
1832
Swansea SW Wales - DAB Multiplex - was created on 2004-01-31.
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.
One form was invented by Edison, who had many telegraphy patents. the device mechanically sent up to four messages in different directions. They have patent models at the Edison national historical site in one of the Oranges. why don"t you write them. Much later Multiplex was a synonym for , something more modern- Teletype- a forerunner of what I am using now- as it used a typewriter keyboard. (Mux) was a slang term for Multiplex in the sense of Teletype- the Dictionary of American slang bears this out- He could have learned "Mux ( Teletype).
The Telegraph - Alton - was created in 1836.
Grimsby Telegraph was created in 1897.
Lancashire Telegraph was created in 1886.