The Otis Elevator Join us today as we learn about Elisha Otis who invented the safety brake that is still in use on elevators today.
Sources:
https://www.archdaily.com/354494/a-brief-interesting-history-of-the-otis-elevator-company
https://www.britannica.com/biography/Elisha-Otis
https://science.howstuffworks.com/transport/engines-equipment/elevator6.htm
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