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First Electric Telegraph
Joseph Henry invents the first electric telegraph. -
Invention of Morse Code
Samuel Morse invents Morse code. -
First Fax Machine
Alexander Bain patents the first fax machine. -
Electric Telephone
Alexander Graham Bell patents the electric telephone. -
Wireless Telegraph
Guglielmo Marconi improves wireless telegraphy. -
Films Reproducing Sound
Warner Brothers Studios invented a way to record sound separately from the film on large disks and synchronized the sound and motion picture tracks upon playback -
Golden Age
Radio popularity spreads with the "Golden Age" of radio. -
Computers
Computers are first sold commercially.