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babby skylia strickland invented the train station and communication system...lol
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Traditionally, a bullhorn, PA (Public address) system, electronic 'chase' boards are a few.
communication system
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babby skylia strickland invented the train station and communication system...lol
Granville t. woods built the communication system
The painter turned inventor who developed the first reliable system for instant communication across long distances was Samuel Finley Breese Morse. He also invented Morse code.
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Samuel Siegried Karl Ritter von Basch invented the blood pressure measuring system or the sphygmomanometer. He invented it in 1881.
Samuel Morse was the first to invent the telagrph
Jagdish Bose
it is a network data communication system where each of the device connected with it wait for their time to communicate. when they have the token, they got to communicate or sent transmission.
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The practical electric telegraph system was invented by Samuel Morse, also the inventor of the Morse code.