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computer history


Blaise Pascal (1623-1662) Pascaline
Gottfried Wilhelm Von Leibniz (1646-1716) Stepped Reckoner
Charles Babbage (1792-1871) Analytical Engine-calculating Machine
Herman Hollerith (1860-1929) Tabulating Machine
John Atanasoff (1903-1995) Clifford Berry (1918-1963) Atansaoff - Berry Computer (ABC)
Howard H. Aiken Mark 1 - 1944
John Mauchly (1907-1980) J. Presper Eckert (1919-1995) ENIAC (Electronic Numerical Integration and Calculator)
Alan Turing (1912-1954) Turing Machine/Enigma
Jon Von Neumann (1903-1957) EDVAC (Electronic Discrete Variable Automatic Computer)
William Shockley (1910-1989) John Bardeen Walter Brittain Transistor
Grace Murray Hopper (1906-1992) COBOL (Common Business Oriented Language)
Jack Kilby (1923-2005) 1st integrated circuit in 1958 invented the 1st hand held calculator
William Bill Gates (october 28 , 1951) Microsoft Corporation
Paul Allen (january 21 , 1953) Microsoft Corporation
Thomas Knoll John Knoll Adobe Photoshop
Charles M. Herzfeld ARPNet
Peter Halacsy Peter Arvai Adam Fischer Prezi
Robert Metcalfe Ethernet
Created by: Julrina