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Tabulating Machine Company
Herman Hollerith founded the Tabulating Machine Company in 1896. -
International Business Machines
The company was renamed to this in 1924 -
IBM's first computer
IBM and Howard University jointly developed the Mark I. -
DRAM memory chip
Robert H Dennard invented the DRAM memory chip, which was a core development in the launch of today's computer industry. -
Massive Government Computers
IBM made and sold massive computers to large governments and corporations before computers were devices for regular people. IBM employed 100,000 people. -
IBM PC
It was one of the first computers intended for home consumer use. It cost $1,565. -
Hiring Microsoft
IBM hired Microsoft to write an operating system for its PC, which was called MS-DOS. -
IBM turns 100.
The company celebrated passing Microsoft's market value for the first time in 15 years.
