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Napiers Bones
computer historyJohn Napier introduced a system called "Napiers Bones," made from horn, bone or ivory the device allowed the capability of multiplying by adding numbers and dividing by subtracting. -
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circular side rule
computer historycomputer historyThe circular slide rule is invented by William Oughtred. -
mechanical calculating machine
computer historyThe first known workable mechanical calculating machine is invented by Germanys Wilhelm Schickard. The machine is based on the idea of Napier's Bones, mentioned earlier. -
Step Reckoner
computer historyGottfried Leibniz introduces the Step Reckoner, a device that can multiply, divide, and evaluate square roots. -
semapore line
computer historyClaude Chappe invents a semaphore line, a method of communicating over long distances. -
fully automated loom
computer historyComputer HistoryFrances Joseph-Marie Jacquard completes his fully automated loom that is programmed by punched cards. -
Arithometer
computer historyCharles Xavier Thomas de Colmar creates the "Arithometer", the first reliable, useful, and commercially successful calculating machine. The calculator could not only add but also subtract, multiply, and divide. -
telegraph type device
computer historyHarrison Dyar becomes the first person in the United States to invent a Telegraph type device. -
Morse code
computer historySamuel Morse invents a code (later called Morse code) that used different numbers to represent the letters of the English alphabet and the ten digits. -
radio signals
Radio signals were invented by Guglielmo Marconi -
remote control
computer historyRemote control was invented by Nikola Tesla -
Dalton adding machine
computer historyRemington advertised the Dalton adding machine as the first 10-key printing adding machine.[42] The 10 keys were set on two rows. Six machines had been manufactured by the end of 1906 -
television
computer historyPhilo Farnsworth: Television Electronic was invented by Philo Farnsworth -
first freely programmable computer
computer historyThe first freely programmable computer came into play. -
MARK series of computers
computer historyHoward Aiken and Grace Hopper designed the MARK series of computers at Harvard University -
transistor
computer historyThe transistor was invented by Bell Telephone Company. It wasn't a computer in itself'but it was a vital computer component. -
International Business Machines
computer historyInternational Business Machines came out with their first computer machine. -
computer chip
computer historyJack Kilby and Robert Noyce invented the integrated circuit'better known as the computer chip -
Computer mouse
computer historyDouglas Engelbart invented the computer mouse. He called it the mouse because the cord came out the back like a tail. -
ARPANET
computer historyThe first internet was called ARPANET. The original internet wasn't used very widely because not many people had access to it.