I phones

Phones

  • first phone was invented

    first phone was invented
    in the 1870s Elisha Gray and Alexander Graham Bell invented the first telephone
  • Period: to

    phone time line

  • telephone transmission extends across major cities

  • fleming invents the vacuum diode

  • first transcontinental call

    first transcontinental call
  • the rotary phone

    the rotary phone
    to dial you would rotate the dial to the numbr you wanted then release
  • push button phones

    push button phones
  • Motorola DynaTAC

    First moble phone weighed 1.75 lbs and 30 minutes of talk time
  • flip phones

    flip phones
  • Motorrola RAZR

    Motorrola RAZR
  • Black berry

    Black berry
  • i phone and android

    i phone and android
  • first android phone released

  • android phones have full touch screan

  • the i phone 6 and i phone 6 pluss was released

    the i phone 6 and i phone 6 pluss was released