DT-21

  • Movable Rods

    Movable Rods
    John Napier: John Napier invents a system of moveable rods (Napier's Rods) based on logarithms which was able to multiply, divide and calculate square and cube roots. .datesandevwwwents.org/events-timelines/07-computer-history-timeline.htm
  • Slide Rules

    William Oughtred: William Oughtred develops slide rules..datesandevwwwents.org/events-timelines/07-computer-history-timeline.htm
  • Calculating Clock

    Calculating Clock
    Calculating Clock: Invented by Wilhelm Schickard.datesandevwwwents.org/events-timelines/07-computer-history-timeline.htm.
  • Pascaline

    Blaise Pascal: Blaise Pascal invents the the "Pascaline", a mechanical adding machine. .datesandevwwwents.org/events-timelines/07-computer-history-timeline.htm
  • Morse Code

    Morse Code
    Morse code: Samuel Morse invents Morse code. .datesandevwwwents.org/events-timelines/07-computer-history-timeline.htm
  • Boolean Alegbra

    Boolean algebra: Boolean algebra is invented by George Boole..datesandevwwwents.org/events-timelines/07-computer-history-timeline.htm
  • Telephone

    Telephone
    Alexander Graham Bell: Alexander Graham Bell invents the telephone called the Photophone. .datesandevwwwents.org/events-timelines/07-computer-history-timeline.htm
  • IBM

    IBM: IBM is formed on June 15, 1911. .datesandevwwwents.org/events-timelines/07-computer-history-timeline.htm
  • Television

    Television
    Philo Farnsworth: Television Electronic was invented by Philo Farnsworth. .datesandevwwwents.org/events-timelines/07-computer-history-timeline.htm
  • Kurt Godel

    Kurt Godel: Kurt Godel publishes a paper on the use of a universal formal language. .datesandevwwwents.org/events-timelines/07-computer-history-timeline.htm
  • Z1 Computer

    Konrad Zuse: Konrad Zuse creates the Z1 Computer a binary digital computer using punch tape.
  • Number Calculator

    George Stibitz: George Stibitz develops the Complex Number Calculator - a foundation for digital computers.
  • Enigma

    Enigma: Adolf Hitler uses the Enigma encryption machine
  • magnetic drum

    Andrew Donald Booth: Andrew Donald Booth invents magnetic drum memory Frederic Calland Williams & Tom Kilburn: Frederic Calland Williams & Tom Kilburn develop the SSEM "Small Scale Experimental Machine" digital CRT storage which was soon nicknamed the "Baby"
  • Electronic computer

    Hideo Yamachito: The first electronic computer is created in Japan by Hideo Yamachito.
  • IBM

    The IBM 701 becomes available and a total of 19 are sold to the scientific community.
  • Transistor computer

    Bell Labs introduces its first transistor computer.
  • optical fiber

    Optical fiber was invented by Basil Hirschowitz, C. Wilbur Peters, and Lawrence E. Curtiss
  • Survivability

    Paul Baran: Paul Baran theorises on the "survivability of communication systems under nuclear attack", digital technology and symbiosis between humans and machines
  • CONBOL

    COBOL: The Common Business-Oriented Language (COBOL) programming language is invented.
  • Genral Motors

    Unimate: General Motors puts the first industrial robot, Unimate, to work in a New Jersey factory.
  • Computer games

    The first computer game: The first computer game Spacewar Computer Game invented BY Steve Russell & MIT
  • floppy disk

    Floppy Disk: IBM creates the first floppy disk
  • email

    E-mail: E-mail was invented by Ray Tomlinson
  • SQL

    SQL: IBM develops SEQUEL (Structured English Query Language ) now known as SQL