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Samuel Morse was involved in the invention of the single wire telegraph system. This system was based on the European telegraph.
The electrical telegraph system was not created until the 1800s. The closest thing to the telegraph in the 1700s was a visual semaphore system. The Morse system, using a telegraph key to send a system of dots and dashes (Morse Code) was patented in 1837.
Telegraph meaning is a system for transmitting messages from a distance along a wire
It is a system that Granville T. Woods invented.
The story of Indian telecom began with the telegraph when the first experimental electric telegraph line was started between Calcutta and Diamond Harbour in 1850
The difference is the telegraph required wires; the radio did not. But other then that, they were mostly the same.
marconi
he invented the radio telegraph system
1894 1894
Marconi
In 1887
not once, but twice.