Otis Elevator Co. has come a long way from being an elevator pioneer in the 1850s. Today, the company’s elevators and escalators carry two billion people daily, and technology is driving sales and ...
On Sept. 20, 1853, Elisha Graves Otis sold his first “hoist machine,” or elevator, featuring an automatic safety brake he had patented. His seemingly simple invention was designed to stop a platform ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results