first telephone call

important contributions in society

  • first stairs created in 6000 bce

    first stairs created in 6000 bce
  • First stove

    First stove
  • first hospital in america

    first hospital in america
  • first trains created

    first trains created
  • Period: to

    Timespan of important technological expansion

  • Basic history of the telephone

    Basic history of the telephone
  • first bus created

  • Analytical engine

    Analytical engine
  • person who invented the telephone was Alexander G Bell born in

    person who invented the telephone was  Alexander G Bell born in
  • Invention of the elevator

    Invention of the elevator
    elevator, safety brake in 1852
  • First Hospital

    First Hospital
  • first vacuum

    first vacuum
  • Beginning of medicare

  • Prototype of the telephone

    Prototype of the telephone
    Alexander Bell makes the first call to his Assitant in the next room Mr.Watson
  • First Market for the telephone was Bell Telephone company

    First Market for the telephone was Bell Telephone company
  • First hair dryer invented in 1920

    First hair dryer invented in 1920
  • Invention of the traffic light by garrett morgan

    Invention of the traffic light by garrett morgan
  • First skateboard invented in the 1950's

    First skateboard invented in the 1950's
  • First human heart transplant

  • The first cell phone was invented by Marty Cooper

    The first cell phone was invented by Marty Cooper
  • First Music video:Killed the Radio star

    First Music video:Killed the Radio star
  • First Android invented by T-mobile

    First Android invented by T-mobile