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Computer History
Timeline
| Inventor | invention-Date |
|---|---|
| Blaise Pascal | invented a mechanical calculating device called Pascaline- 1642 |
| Gottfried Wilhelm von Leibniz | invented the Stepped Reckoner- 1670 |
| Charles Babbage | invented the Analytic Engine. calculating machine - 1842 |
| Herman Hollerith | invented the tabulating machine- 1890 |
| John Atanasoff | invented the Atanasoff-Berry Computer (ABC)- 1939 |
| Clifford Berry | was in partnership with Atanasoff to create the ABC- 1939 |
| Howard H. Aiken | invented the Mark ! automatic sequence controlled calculator (ASCC)- 1944 |
| John Mauchly | worked on and invented the Electronic Numerical integration and calculator - 1946 |
| J Presper Eckert | was partners with John Mauchly to invent the Electronic numerical integration and calculator |
| Alan Turing | Developed the idea of a universal machine - late 30's and 40's |
| Jon Von Neuman | Built the Electronic Discrete Variable Automatic computer - 1947 |
| William Shockley | Main inventor of the Transistor - 1947 |
| John Bardeen | Helped Shockley invent the transistor-1947 |
| Walter Brittain | assisted in the creating of the transistor- 1947 |
| Jack Kilby | - developed the 1st integrated circuit- 1958 -invented the 1st hand held calculator |
| William Gates 3 | founder of Microsoft Corporations- 1975 |
| Paul Allen | Co-founder of Microsoft corporations- 1975 |
| Thomas Knoll | Creator of Photoshop- 1988 |
| John Knoll | Creator of Photoshop- 1988 |
| Adam Somlai-Fischer | Creator of Prezi- 2009 |
| Peter Halacsy | Co-founder of prezi- 2009 |
| Peter Arvai | Co-founder of Prezi- 2009 |
| Grace Murray Hopper | -Designed the common business oriental language -1st programmed the Mark 1 |