Eudicot is actually same as dicot-and it is not the same. It is quite new name for  modern dicots. The plants that are not eudicots could be called paleodicots referring to their more primitive origin.
Invented by : Elisha Graves Otis. Invented in year : 1852. Elevator is a lifting device consisting of a platform or cage that is raised and lowered mechanically in a vertical shaft in order to move people or cargo from one floor to another in a building. They are also known as Lifts.
It would have been difficult for Elisha Graves Otis to look at these articles and not think of the applications for his safety device. Otis died in 1861. But in 1860, his inventionâs potential began to be realized by the masses.