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Claude Chappe. invented a non-electric telegraph by dependingon sight
not a specific date on when it was invented -
Samuel Soemmering, invented a crude telegraph
not a specific date on when it was invented -
William Sturgeon, invented the electromagnet
not a specific date on when it was invented -
Harrison Dyar, made a telegraph with electrical sparks thatburns a paper tape creating dots and dashes
not a specific date on when it was invented -
Joseph Henry, created a sense of long distance communicationby sending an electric current that caused a bell to strike
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Samuel Morse, the best invention of a practical and usable telegraph
not a specific date on when it was invented -
Western Union built first transcontinental telegraph line
not a specific date on when it was invented -
Fredrick Creed, found a way to convert Morse code to text
not a specific date on when it was invented -
Western Union found a way to transmit eight messages simultaneously
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automatic transmission could submit 80-90 words a minute
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Western Union found a way to let a single wire carry 72 transmissionsat a time.
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Western Union let subscribers use the teleprinter service to dialto each other directly
