17-10-2017
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Please answer this question

Please answer this question class=

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wilsonkam wilsonkam

17-10-2017

The answer is Elisha Otis. Also, do you go to K12? I noticed the blackboard collaborate sign.

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cbrpilot1151 cbrpilot1151

17-10-2017

if im not mistaken I believe Elisha Otis invented the first safety brake for elevators. With the installation in 1853. thus calling it the safe elevator

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