2005 - Lenovo completes the acquisition of IBM's Personal Computing Division.
December 08, 2004 - IBM sells its computing division to Lenovo Group for $1.75 billion. December 31, 2002 - Hitachi closes deal to purchase IBM's hard disk drive operation for $2.05 billion. August 04, 2002 - IBM acquires Pricewaterhouse Coopers Consulting. August 14, 2001 - IBM stops selling AMD-based PCs in North America. January 1, 1999 - All IBM antivirus technical support problems are now addressed through Symantec. November 10, 1999 - IBM today announced the industry's largest resolution, production-level LCD monitor panel available. 1986 - The AT
or 101 key keyboard is introduced by IBM. 1984 - IBM's AT computer is introduced. 1984 - IBM introduces its portable computer, the IBM Portable weighing in at 30 pounds. 1981 - IBM joins the computer race by introducing IBM PC, which runs the new MS-DOS operating system. 1980 - IBM hires Microsoft to develop versions of BASIC, FORTRAN, COBOL, and Pascal for the PC being developed by IBM. 1956 - On September 13, 1956 the IBM 305 RAMAC is the first computer to be
shipped with a hard disk drive that contained 50 24-inch platters and was capable of storing 5 million characters and weighed a ton. | 
