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Computer History


Blaiss Pascal (1623-1662) Calculating divice Called Pascaline (1642)
Goffried Wilhem von Leibniz (1646-1716) Stepped Reckoner in (1716)
Charles Babbage (1792-1871) Analytical Engine-Calculating machine (1842)
Herman Hollerith (1860-1929) Tabulating machine in (1890)
Jhon Atanasoff (1903-1995) Clifford Berry (1918-1963 Atanasoff-Berry Computer (ABC) (1939)
Mark-1 (1944) ASCC (Automatic Sequence Controlled Calculator)
Jhon Mauchly (1907-1980) J.Presper Eckert (1919-1995) Electronic Numerical Integration and Calculator ) in 1946
Alan Turing (1912-1954) Turing machine
Jon von Neumann (1903-1957) EDVAC (Electronic Discrete Variable Automatic Computer) in (1947)
William Shockley John Bardeen and Walter Brittain in (1947) One transistor repalaced many tube making computer smaller less expensive and reliable
Grace Murray Hopper (1906-1992) COBOL (Common Business Oriented Language)
Jack Kilby (1923-2005) 1st hand held calculator
William Gates III (October 28, 1951) Founder of Microsoft Corporation
Paul Allen (Jan 21, 1953) Co-founder of Microsoft Corporation
Thomas Knoll John Knoll Creator Of Adobe Photoshop (1988)
Created by: markangelo22