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The printing press is a device for applying pressure to an inked surface resting upon a print medium, thereby transferring the ink. The pringting press was invented in 1440 by Richard M. Hoe.
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The clock is an instriment that allows you to indicate, keep, and co-ordinate the time. The Clock was invented in 1656 by Eli Terry.
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The Steam engine is a heated engine that uses steam as its fluid to run. The steam engine was invented in 1698. It was invented by 3 British inventors and was first built by Thomas Savery.
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The cotton gin is an efficiant machine that makes seperating cotton easy than ever. The Cotton Gin was invented in the year of 1793. It was invented by Ely Whitney.
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The plow is a farm tool used in cultivation before sowing seed and turn the soil. The plow was invented in 1837 by John Deere.
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Dynamite is an explosive material made of nitroglycerin, sorbents and stabilizers. Dynamite was invented in 1867 by Alfred Nobel.
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The radio is the use of radio waves to carry information such as sound from point A to point B. The radio was invented in 1895 by Guglielmo Marconi.
