独爱上你或许错梅艳芳:who invented the earliest instrument to tell people where earthquakes happened?

who invented the aeroplane Who invented(发明) the sandwich?? Who invented the first computer? Who invented the first bike? who invented the 1st telephone and when? Who invented the first robot,Clinton,Dr Sun Yatsen or Engelberg? who invented the earliest instrument to tell people where earthquakes happened? What one word has the most letters in it?The man who invented it, doesn't want it? when was the bicycle invented? My father is on the ear是什么意思？