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June 30, 2021
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Timeline of Elevator
Engineering Activity 1.9
Created by
Emory Pollard
⟶ Updated 22 Sep 2017 ⟶
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Events
Louis XV created the "flying chair"
Otis invented the elevator
Water pressure became a source of power for the elevator
The first electrical elevator was used
The gear less traction electric elevator was invented
Otis installs a signal control in the elevator
Microprocessors control all elevator operations
