The UNIVAC I (UNIVersal Automatic Computer I) was the first commercial computer made in the United States. It was designed principally by J. Presper Eckert and John Mauchly, the inventors of the ENIAC.
PDP-1 - 1960 -In November, DEC introduces the PDP-1, the first commercial computerwith a monitor and keyboard input.
IBM announces the System/360, the third-generation line of computers.
In November, 1971, a company called Intel publicly introduced the world''s first single chip microprocessor, the Intel 4004 , invented by Intel engineers Federico Faggin, Ted Hoff, and Stan Mazor. The Intel 4004 chip took the integrated circuit down one step further by placing all the parts that made a computer think (i.e. central processing unit, memory, input and output controls) on one small chip.
The first PC, an Altair 8800, bought as a kit!
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