Elevators

The invention of the mechanical elevator with a safety guard revolutionized urban architecture by allowing buildings to rise to greater heights. This innovation enabled the construction of skyscrapers and transformed city landscapes.
 Elisha Graves Otis United States 1852 Elevators

The invention of the mechanical elevator with a safety guard revolutionized urban architecture by allowing buildings to rise to greater heights. This innovation enabled the construction of skyscrapers and transformed city landscapes.