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Technological advancements

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Haley Olsen

on 19 April 2010

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Transcript of Technological advancements

Technnological improvments Telegraph invented 1832 electrical currents along wires morse code Alfred Vail dot-dash system for letters Samuel F.B. Morse tested in 1844 "What had god wrought" plow John Deere lightweight steel easier farming Other inventions sewing machine safety pin barbed wire the revolver steam powered
factories helped daily commute for people in other cities location =outskirts of towns
or in the country improvments on existing products stove buter churn screws nails sulfer matches rubber Walter Hunt seamstresses lost jobs cheap ready-made clothes no patent samuel colt no reload fencing micheal Kelly
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