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Telephone Evolution

By kargamrak
  • Telephone Invention

    Telephone Invention

    Italian innovator Antonio Meucci invented the first basic phone.
  • Telephone Line + Switchboard

    Telephone Line + Switchboard

    The first telephone line was established and the first switchboard was created, and the first telephone exchange was held
  • AT&T Company

    AT&T Company

    The ATT company was formed.
  • Auto-Telephone Exchange

    Auto-Telephone Exchange

    Almon B. Strowger invented a telephone that could fulfill the first auto-telephone exchange without an operator.
  • Transcontinental Telephone Line

    Transcontinental Telephone Line

    The transcontinental telephone line began operating.
  • Period: to

    Nationalized Telephone Lines (US)

    In World War I, the government nationalized telephone lines in the US.
  • Touchtone Dialing + Cordless Phone Systems

    Touchtone Dialing + Cordless Phone Systems

    Touchtone dialing and cordless phone systems were in high demand. ATT grew a completely experimental picture-phone system to transfer images throughout calling.
  • Period: to

    Smartphones

    Smartphones were introduced. The introduction of the camera phone marketed a significant moment in the evolution of telephones.
  • Mobile Phones

    Mobile Phones

    Mobile phones became smarter. They had more features, better screens and it set a new standard for phones.