History of Telephones

  • When they constructed

    Antonio Meucci constructed the first telephone like devices.
  • Period: to

    Telephones

  • Make and break telephones

    Johann Phillipp Reis constructed the prototype 'Make and break' telephones called Reis' phones.
  • Invention of telephone

    Alexander Graham Bell was awarded the first to invent the telephone.
  • telephone using water microphones

    Elisha Gray designed a telephone using a water microphone in Highland Park, Illinois.
  • Telephone swichboard exchange

    Tivadar Pusk'as invented the telephone switchboard exchange.
  • Invented the carbon microphone

    Thomas Edison invented the carbon microphone which produced a strong telephone signal