Events
Computing-Tabulating-Recording Company (CTR) is formed; June 16th 1911CTR changes it's name to International Business Machines (IBM); 1924Thomas J. Watson, Sr. is elected President of IBM; 1915IBM eServer zSeries 890 debuts, first Thinkpad,
; 2004First Tabulating Machine Co. printing tabulator; 1920Magnetic tape vacuum column; 1952Magnetic stripe cards; 1969Floppy disk; 1971IBM PC; 1981Thinkpad; 1992IBM refocuses on services and software; 1994PC Division sold; 2005IBM switches it's focus solely to the cloud; 2014Periods
Thomas J. Watson Sr. is CEO of IBM; 1914-1956Thomas J. Watson, Jr. is CEO of IBM; 1956-1971T. Vincent Learson is CEO of IBM; 1971-1973Frank T. Cary is CEO of IBM; 1973-1981John Opel is CEO of IBM; 1981-1985John F. Akers is CEO of IBM; 1985-1993Louis V. Gerstner, Jr. is CEO of IBM; 1993-2992Samuel J. Palmisano if CEO of IBM; 2002-2011Virginia M. Rometty is CEO of IBM; 2012-
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