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Blaise Pascal invented a calculating device called the pascaline
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calculator invented that can add, subtract, multiply, and devide
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Created a new way of weaving designs by punching holes in cards and making new colors and designs by creating looms
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charles babbage invented two machines that could perform conplex operations
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Herman Hollerith invented electrical calculating machine that punched cards to store data
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the mark I was 52 feet long wighed 5o ton and had 750,000 parts
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the ENAIC was built at the Univesity of Harvard it contained 80 tubes and weighed 30 ton
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design included conponents such as arithmitic logic unit, contro unit, memory, and input/output devices
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UNIVAc was built and sold to U.S. census bureau
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invention made smaller, faster, and energy efficent conputers that replaced FORTRAN and COBAL with chips
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a microprocessor was invented on an entire CPU single chip
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Stevan Jobs and Stephen Wozniak built apple in garage
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introduction to IBM computer
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clones of IBM computer make computer more affordable
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technology advances and computers become affordable and faster
