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This is important as the tube is needed for electrons to move. The invemtor. was John Ambrose Fleming.
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A bord that carries electricity. Charles Ducas patented the first circuit board design when he stencils conductive materials onto a flat wooden board.
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One of the first code-breaking machines. Some say is the grandfather of computers. Alan Turing was the inventor.
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The inventor was Douglas Engelbart. The mouse was used to move a digital hand to make easy of use.
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The audio was invented by AdLib. The use of this tech would help computers inter mainstream people's houses as compters can enter in-home entertainment.