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Computer History

Timeline

InventorInvention
Blaise Pacal mechanical calculating device called Pascaline. 1642
Gottfried Wilhelm von Leibniz four functioned calculator called Stepped Reckoner. 1670
Charles Babbage Analytical Machine that stores information. 1842
Herman Hollerith tabulating machine that uses electricity to perform calculations. 1890
John Atanasoff and Clifford Berry Ananasoff-Beryy Computer that uses binary number system. 1939
Howard H. Aiken first large-scale automatic digital computer, Mark1.1944
John Mauchly and J. Presper Eckert ENIAC (Electrical Numerical Integration and Calculator) 1946
Alan Turing Turing Machine that figures out any type of computer algorithms.1936 - 1940s
Jon Von Neumann EDVAC (Electronic Discrete Variable Automatic Computer) with Mauchly and Eckert. 1947 EDSAC (Electronic Delay Storage Automatic Calculator) . 1949
John Bardeen, William Shockley, Walter Brittain Transistor that switches electronic signals and electrical power.1947
Grace Murray Hopper COBOL (Common Business Oriented Language), a flow-matic translator. 1952
Jack Kilby first electronic circuit. 1958 first hand held calculator.
Charles M. Herzfeld ARPANET, a testbed for new networking technologies. 1969
Robert Melacton Ethernet Lan that connects computers over short distances. 1973
William "Bill" Gates Microsoft Corporation. 1975
Paul Allen Microsoft Corporation (co-founder). 1975 Portland Trail Blazers
Thomas and John Knoll Photoshop. 1988
Adam Fisher, Peter Halcsy, Peter Arvai Prezi. 2009
Created by: yewon1027
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