Any person engaging in the business of selling, transferring, or leasing or advertising for sale, transfer, or lease, or offering or exposing for sale, transfer or lease, any pistol, revolver or other firearm capable of being concealed upon the person on the effective date of the ordinance codified in this chapter shall have a period of sixty days after such effective date to comply with the provisions of this chapter. (Ord. 493 § 1 (part), 1992)