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Computer History
Timeline
Inventor | Invention |
---|---|
Blaise Pascal | Mechanical calculating device Pascaline 1642 |
Gottfried Wilhelm von Leibniz | Stepped Reckoner 1670 |
Charles Babbage | Analytical Engine-calculating machine 1842 |
Herman Hollerith | Tabulating machine 1890 |
John Atanasoff Clifford Berry | Atanasoff-Berry Computer (ABC) (1939) |
John Mauchly J. Presper Eckert | ENIAC ( Electrical Numerical Integration and Calculator) 1946 |
Alan Turing | The Enigma late 30's and 40's |
Jon von Neumann | EDVAC (Electronic Discrete Variable Automatic Computer) 1947 |
William Shockley, John Bardeen and Walter Brittain. | Transistor 1947 |
Grace Murray Hopper | Designed COBOL ( Common Business Oriented Language) |
Jack Kilby | Developed the 1st integrated Circuit in 1958. Invented the 1st hand held calculator. |
William Gates III | Founder of Microsoft Corporation Started Microsoft company in 1975 with Paul Allen |
Paul Allen | Co-founder of Microsoft Corporation Owner of Portland Trail Blazers |
Thomas Knoll John Knoll | Adobe Photoshop 1988 |