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Electronic systems development

By Rominacs

  • TELEGRAPH

    TELEGRAPH
    According to Morse, telegraph dates only from 1832 when Pavel Schilling invented one of the earliest electrical telegraphs.
  • Period: to

    ELECTRONIC SYSTEMS DEVELOPMENT

  • TELEPHONE

    TELEPHONE
    First patented in 1876 by Alexander Graham Bell

  • FIRST RADIO MESSAGE

    FIRST RADIO MESSAGE