A few days ago
diayocem

What big contribution to today’s technology was invented in the 1800s?

What big contribution to today’s technology was invented in the 1800s?

Top 4 Answers
A few days ago
s nunez

Favorite Answer

electricity was a pretty big one
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A few days ago
LeBlanc
Telegraph

,

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A few days ago
ohenry
Maybe the steam engine or maybe the electric motor?
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A few days ago
rikku069
i think it’s the battery but check this link… it has timeline

http://inventors.about.com/library/weekly/aa111100a.htm

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