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Period: to
The History Of Computers
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Napier's Bones
John Napier created a device, made up of a set of rods, that could perform simple calculations -
Blaise Pascal
Pascal created a machine that could perform calculations and add numbers up to 8 digits -
Joseph-Marie Jacquard
Jacquard developed a weaving loom that used punched cards to replicate designs into fabrics -
The Difference Engine
Charles Babbage creates an adding and multiplying machine called the difference engine. It was the first input-decision-output device. -
Herman Hollerith
Hollerith invented s machine for the U.S. Census. It was a punched card calculator that only needed six weeks to complete the census, as opposed to 7 years for the previous census. -
Lee De Forest
Forest invented the first electronic tube, which made electronic computers possible. -
Code Breaking
An electronic machine was developed to break the German encryption code during WWII -
Colossus
Great Britain makes a code breaking machine, then destroys it to keep the technology hidden from the enemies. -
ENIAC
Ballistics Research Labrotories creates a computer that can make 100,000 calculations per second. -
Transistor
William Shockley, Walter Brattain, John Bardeen invent the Transistor at Bell Labrotories -
EDVAC
Princeton makes the first computer to use magnetic tape for storage. -
Dr. Yoshiro Nakamats
Dr. Nakamats invents the floppy disk -
UNIVAC 1
Remington Rand makes the first computer made in numbers for businesses -
Jack St. Clair Kilby
Kilby changes computers forever with the invention of the integrated circuit -
Mouse
The Mouse was Invented -
Intel
Intel invents the RAM Chip -
Marcian E. Hoff
Hoff invents the microprocessor -
Cray 1
The first supercomputer "Cray 1" is delivered. -
Apple 1
The Apple 1 came out -
Apple 2
The Apple 2 came out. The Apple 2 was the first personal computer to really take off publicly -
Commodore
The Commodore PET comes out -
TRS-80
Radio Shack comes out with the TRS-80. -
Intel
Intel introduces the 8086 microprocessor. Which has the power of 29,000 transistors. -
Microsoft
Microsoft designs an operating system for an IBM PC. The license it to users for a fee, and microsft becomes the rich and powerful company they are today.
