pocket watch
Feudalism.
New rock boots
Charlemagne was bad ass!!
you spelled education wrong.
A very bad one
Molecular Clock
In 1656,Huygens gave us a new kind of clock....
A kind of.
ME!!!!!!!!!!
type in your answer
Refracting telescope
dumb waiter
They invented flying machines
compound
kind of, its on wikipedia
me
Raytheon Corporation, where he was actually trying to invent some kind of appliance for the war.