The telephone

By ines031107

  • The telegram

    The telegram
    In 1793,the telegram was invented, and signals were the first sent along wires. Nowadays, over one billion people send messages by mobile using comunication satelites.

  • Who invented the tlephone?

    Who invented the tlephone?
    Jonan Reis (Germany), Antonio Meucci (Italy), Elisha Gray (USA) and Alexandre Bell (Sconland)were all tryinng out the firsty telephones in the 1860 and 1870, but bellś was grated the first patet in 1876.

  • elephone with a separate mouthpice

    elephone with a separate mouthpice
    In 1879 Thomas edison made a elephone with a separate and earpice.mouthpice

  • Operator

    Operator
    In 1880s, all telephone calls had to go though an operator the operatotor anwered you call took the number you wanted and plubing in your line.

  • Cradle telephones

    Cradle telephones
    In 1896 the first dial phones were used and by the 1920 ,cradle telephones were popular in Europa and the USA

  • the mobile phone

    the mobile phone
    The mobile phone was invented in 1979 at Bell telephone lavoraties in USA: