Cao Lỗ



Cao Lỗ (高魯, also known as Cao Thông, Đô Lỗ, Thạch Thần, or Đại Than Đô Lỗ Thạch Thần) was a Vietnamese weaponry engineer and minister who lived during the reign of King An Dương Vương. According to mythology, he built a crossbow from the claw of a turtle god that can fire 300 arrows in a single shot.