(a) Except as provided by this chapter, any person, firm, or corporation who, within this state, possesses any destructive device, other than fixed ammunition of a caliber greater than .60 caliber, is guilty of a public offense.
(b) A person, firm, or corporation who is convicted of an offense under subdivision (a) shall be punished by imprisonment in the county jail for a term not to exceed one year, or in state prison, or by a fine not to exceed ten thousand dollars ($10,000), or by both this fine and imprisonment.