Samuel Morse was the first to invent the telagrph
telegraph was invented first...if question doesn't mean wireless telegraph
They were invented in 1944.
the telegraph was invented in pennsylvania in 1836 but it wasnt succesful till 1837.
Yes a telegraph can be wireless. Thomas Edison invented the first wireless telegraph
It is a system that Granville T. Woods invented.
he invented the radio telegraph system
Yes, they did. In fact Morse code was invented for the first electronic telegraph.
granvill t woods was the original inventor
The computer is successfully outdated the electric telegraph that many people didn't know. An electric telegraph is one of communication devices that were invented in 1794 by Claude Chappe but the first successful telegraph is on 1830s and 1840s by Samuel Morse and other inventors.
it was invented in march 10th,1876. it was made because he wanted to improve the telegraph system
the first to patent the wireless telegraph was Marconi. his system used spark gap transmitters and coherer detectors. it was not until effective vacuum tubes were invented that voice could be sent on radio.
The non-electric telegraph was invented by Claude Chappe in 1794. This system was visual and used semaphore, a flag-based alphabet, and depended on a line of sight for communication. The optical telegraph was replaced by the electric telegraph.