1945 - The first electronic general purpose caculator ENIAC.
First stored-program computers - 1946, EDSAC, and Manchester Mark 1, 1948. N.B - Opinions differ. If you have any further information please e-mail us.
EDSAC Computer System (above)
1947 - Transistor (William Shockley, John Bardeen, Walter Brattain).
1951 - Early computer game, Nim.
1957 - FORTRAN invented (Formula Transistor). Programing language.
1958 - Intergrated circut (Microchip).
1965 - First commercialy succesful mini computer DEC PDP-8.
1971 - First microprocesser chip Intel 4004.
1975 - Microsoft founded by Bill Gates & Paul Allen.
1976 - Cray 1 super computer built. Apple computer company formed.
1977 - Mass-produced personal computer, Commodore PET.
1981 - First portable computer, Osborne 1. IBM lanches PC.
1984 - Apple Machintosh computer (Apple Mac) released. It is the first computer with a mouse & a graphical display ( GUI ).
1985 - Microsoft launches Windows.
1990 - IBM Pentium PC produced.