The Cyclopes forged Hades' helmet
kyle cramer made the first helmet in 1885
Solon made political reforms in Athens.
Pericles made Athens a beautiful city.
Kevlar.
It's not clear who made the first helmet. They were used as far back as 900BC by Assyrian soldiers in combat.
I think he made the standard issue of the football helmet.
araie
diamond
metal
The cyclopes made it for him
At the time of the first circumcision.