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It was used to calculate mathematical problems.
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Morse code is a method of transmitting text information as a series of on and off tones, lights, or clicks that can be understood by a listener
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First wireless telephone
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A Comptometer is a very basic old calculator
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The first computer game called spacewars
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A very original computer
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It stores memory a bit like a memory stick.
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It is used to play music
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It is shown to the public
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First know calculator
