Inventors of Computer Hardware
- Key board - Herman Hollerith, first keypunch devices in 1930’s
- Transistor - John Bardeen, Walter Brattain & Wiliam Shockley (1947-48)
- RAM - An Wang and Jay Forrester (1951)
- Trackball - Tom Cranston and Fred Longstaff (1952)
- Hard Disk - IBM ,The IBM Model 350 Disk File (1956)
- Integrated Circuit - Jack Kilby & Robert Noyce (1958)
- Computer Mouse - Douglas Engelbart (1964)
- Laser printer - Gary Starkweather at XEROX in 1969.
- Floppy Disk - Alan Shugart & IBM (1970)
- Microprocessor - Faggin, Hoff & Mazor - Intel 4004 (1971)
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