History of Computers

By Tattat725

  • First known calculator

    By: Wilhem shickard

  • First mass produced calculator

    By: Thomas de Colmar

  • First tipewriter

    Patteted by: William Auston Burt

  • First adding machine with a printer

    By: Burroughs

  • Magnetic recording is invented

  • The vacume toob is invented

    By: William de Frost

  • The electric typewriter is invented

    By: IBM

  • The Z1 Calculating machine is invented

    By: Konrad Zuse

  • The Z4 is finished

    By: Konread Zuse

  • Junction translator

    By: William Shockley

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