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The Steam Engine was developed over 100 years by three main scientist. The first crude steam powered one was built by Thomas Savery to help pump water out of mines.
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Eli Whitney invented the Cotton Gin
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Eli Terry invented the clock and signed a contract to make 4,000 wooden ones.
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Thomas Blanchard created Americas first care during the time period of 1825. THis was after the invention of an assembly line which he pinoneered and that of interchangable parts.
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Erastus Bigelow created the power loom so that complecated and knotted counterplans could be woven.
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During the year 1852 Elisha Graves Otis patened some elvator brakes and railroad spikes.
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In the late 1870 Lester pleton created the first water wheel during a time when mostly other resources were relied heavly on.
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Guglielmo Marconi was a groundbreaking physicents and scientist responsible for making the radio possible.
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During 1876 Alexander Graham Bell patened the first telephone or telegraphy. it's said his first words were 'WAZZZ UP!'
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With Alexander Graham Bell Charles Tainter patened the first sound recording instrument.
