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Computer History
Timeline
| Inventor | Invention-Date |
|---|---|
| Blaise Pascal | The Pascaline- 1623 |
| Gottfried Wilhelm von Leibniz | Stepped Reckoner- 1670 |
| Charles Babbage | Analytical Engine-calculating machine- 1842 |
| Herman Hollerith | Tabulating Machine-1890 |
| John Atansoff and Clifford Berry | Atansoff-Berry Computer- 1939 |
| Howard H. Aiken | Mark 1- 1944 |
| John Mauchly and J. Presper Eckert | Electronic Numerical Integration and Calculator- 1946 (ENIAC) |
| Alan Turing | Enigma- 1930's & 40's |
| Jon von Neumann | Electronic Discrete Variable Automatic Computer- 1947 (EDVAC) |
| William Shockley, John Bardeen, and Walter Brittain | Transistor- 1947 |
| Grace Murray Hopper | Common Business Oriented Language (COBOL)- 1960 |
| Jack Kilby | Integrated the 1st Circuit and 1st hand held calculator- 1958 |
| William Gates III | Microsoft Corporation- 1975 |
| Paul Allen | Co-founder of Microsoft Corporation- 1975 |
| Thomas and John Knoll | Adobe Photoshop- 1988 |
| Adam Somlai-Fischer, Peter Halascy and Peter Arvai | Prezi- 2009 |