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Charles Babbage developed the first mecahnical computer "The difference machine" in 1822, could compute several sets of numbers and make hard copies of results.
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In 1938 Konrad Zuse invented the Z1 computer, first functional and programmable computer. Created in his mother and father's own living room!
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Z4 computer created by Konrad Zuse, first commercial computer and later sold to Eduard Stifiel- Swiss mathematician.
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Colossus computer invented by Tommy Flowers and first demonstrated in 1943, helped british code-breakers read german messages.
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1947 ABC computer (Atanasoff-Berry Computer) invented by John Vincent Atanasoff and Cliff Berry, first digital computer.
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First computer company
ECC(electronic controls company) 1949 J. Presper Eckert and John Mauchly. -
First apple computer
Steve wozniak designed apple 1. Apples first computer 1976 and originally sold for $666.66 US -
First pc clone
Compaq portable considered first pc clone march 1983
