No person, corporation, partnership, or business organization of any type shall maintain a storeroom, salesroom, or any place of business open to the general public between the hours of 11:00 p.m. and 5:00 a.m. unless such place of business has a person physically present and on duty during any time period that the place of business is open to the general public between the hours aforesaid. (Ord. 77-63. Passed 9-17-77.)