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Communication Technology

By communicationtech
  • First telegraph

    First telegraph

    Samuel Morse invented the first teleghaph.
  • Electric Telegraph

    Electric Telegraph

  • Box telephone

    Box telephone

    Rambus invented the box telephone.
  • Wall-mounted telephone

    Wall-mounted telephone

  • Candlestick telephone

    Candlestick telephone

    Alexander Graham Bell invented the candlestick telephone.
  • I-phone

    I-phone