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Blaze Pascal invented the first calculator in 1645
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Finally, after 30 years, Gottfried Wilhelm von Leibnitz improves the calculator to do more complicated sums.
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Joseph-Marie Jacquard invented the loom which palyed a huge part in the development of computing.
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Charles Babbage:
Early 19th century
Computer
Drew up plans as a Cambridge university student.
And invents difference engine. -
During WW2 23 January 1940
Machine to work out enemy messages