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The first fully mechanical clock was invented by Liang Ling-can. It was actually a mechanized water clock, to be specific. I feel this is important because people are starting to mechanize their work.
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Wilhelm Schickard designed the first mechanical calculator. It was the only one known at the time to be able to multiply large numbers. This is important because the inventions are becoming more practical to people using them.
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Gottfried Leibnez invents a type of calculator, that is cylindrical in shape, that can add AND multiply numbers. It is called the"Stepped Reckoner". The importance of this is that inventions are starting to be added on to to be made better.
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The first mass produced calculator. Invented by Charles Xavier. This is important because this is an invention that is actually being given to people, not just the inventor.
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First typewriter is patented by William Austin Burt. This invention is significant because it means people can share the work that they are creating on their mechanized devices.
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Telegraph is invented. This inventions importance is that it can send messages over a broad area if the line is long enough.
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Dorr E. Felt invents the comptometer. It is operated by pressing keys. It's significance is that the inventor is getting the idea of keys, which has been a major component of the computer
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The CNC is completed by Bell Telephone Laboratories. This is important because it is the first demonstration of remote access computing.
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Maurice Wilkes invents the first practical stored-program computer. This is of major significance because you could store short-programs on this computer, unlike those before it.
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Xerox Palo Alto Research Center designed the Alto, a computer with a built- in mouse for input. This is important because the Alto stores several files simultaneously in windows, offers menus and icons, and can link to a local area network
