Jonas Offrell
Jonas Offrell was a Swedish priest who developed a revolver at the same time and independently of Samuel Colt.
Offrell was born in 1803 into a farming family. In 1826 he came to Uppsala University to study theology. In 1838, Offrell designed a rapid-fire revolver. Offrell first test fired the revolver in the summer of 1839. In 1841, Offrell received a patent for his innovation.