Actually the escalator or "moving staircase" was invented by a gentleman in the good old US of A. You know, for us lazy Americans :D http://inventors.about.com/library/inventors/blescalator.htm
Actually the escalator or "moving staircase" was invented by a gentleman in the good old US of A. You know, for us lazy Americans :D http://inventors.about.com/library/inventors/blescalator.htm