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Jan 1, 724
Liang Ling-Can: Liang Ling-Can
Liang Ling-Can: Liang Ling-Can invents the first fully mechanical clock -
Jan 1, 1492
Leonardo da Vinci
Drawings by Leonardo da Vinci depict inventions such as flying machines, including a helicopter, the first mechanical calculator and one of the first programmable robots -
John Napier
John Napier invents a system of moveable rods (Napier's Rods) based on logarithms which was able to multiply, divide and calculate square and cube roots -
William Oughtred
William Oughtred develops slide rules -
Calculating Clock
Invented by Wilhelm Schickard -
Blaise Pascal
Blaise Pascal invents the the "Pascaline", a mechanical adding machine -
Gottfried Leibniz
Gottfried Leibniz is known as one of the founding fathers of calculus -
Joseph-Marie Jacquard
Joseph-Marie Jacquard invents an automatic loom controlled by punched cards -
Arithmometer
The Arithmometer was the first mass-produced calculator invented by Charles Xavier Thomas de Colmar -
Charles Babbage
Charles Babbage designs his first mechanical computer -
Analytical Engine
The Analytical Engine was invented by Charles Babbage -
Morse code
Samuel Morse invents Morse code -
Boolean algebra
Boolean algebra is invented by George Boole -
Tabulating Machine
Per Georg Scheutz and his son Edvard invent the Tabulating Machine -
William Stanley Jevons
William Stanley Jevons designs a practical logic machine -
Ramon Verea
Ramon Verea invents a fast calculator with an internal multiplication table -
Alexander Graham Bell
Alexander Graham Bell invents the telephone called the Photophone -
Comptometer
The Comptometer is an invention of Dorr E. Felt which is operated by pressing keys -
Herman Hollerith
Herman Hollerith invents a counting machine which increment mechanical counters -
Guglielmo Marconi
Radio signals were invented by Guglielmo Marconi -
Tabulating Machine Company
Herman Hollerith forms the Tabulating Machine Company which later becomes IBM -
Nikola Tesla
Remote control was invented by Nikola Tesla -
Lee De Forest
Lee De Forest invents the electronic tube -
IBM
IBM is formed -
Philo Farnsworth
Television Electronic was invented by Philo Farnsworth -
John Logie Baird
Electro Mechanical television system was invented by John Logie Baird -
Walther Bothe
Walther Bothe develops the logic gate -
Vannevar Bush
Vannevar Bush develops a partly electronic Difference Engine -
Kurt Godel
Kurt Godel publishes a paper on the use of a universal formal language -
Alan Turing
Alan Turing develops the concept of a theoretical computing machine -
Konrad Zuse
Konrad Zuse creates the Z1 Computer a binary digital computer using punch tape -
Hewlett Packard
William Hewlett and David Packard start Hewlett Packard -
John Vincent Atanasoff and Clifford Berry
John Vincent Atanasoff and Clifford Berry develop the ABC (Atanasoft-Berry Computer) prototype -
George Stibitz
George Stibitz develops the Complex Number Calculator - a foundation for digital computers -
Enigma
Adolf Hitler uses the Enigma encryption machine -
Colossus
Alan Turing develops the the code-breaking machine Colossus -
Howard Aiken & Grace Hopper
Howard Aiken and Grace Hopper designed the MARK series of computers at Harvard University -
ENIAC
John Presper Eckert & John W. Mauchly: John Presper Eckert & John W. Mauchly develop the ENIAC ( Electronic Numerical Integrator and Computer) -
Computer Bug
The term computer ‘bug’ as computer bug was first used by Grace Hopper -
F.C. Williams
F.C. Williams develops his cathode-ray tube (CRT) storing device the forerunner to random-access memory (RAM) -
Pilot ACE
Donald Watts Davies joins Alan Turing to build the fastest digital computer in England at the time, the Pilot ACE -
William Shockley
William Shockley invents the transistor at Bell Labs -
Douglas Engelbart
Douglas Engelbart theorises on interactive computing with keyboard and screen display instead of on punchcards -
Andrew Donald Booth
Andrew Donald Booth invents magnetic drum memory -
Frederic Calland Williams & Tom Kilburn
Frederic Calland Williams & Tom Kilburn develop the SSEM "Small Scale Experimental Machine" digital CRT storage which was soon nicknamed the "Baby" -
Claude Shannon
Claude Shannon builds the first machine that plays chess
