Every person having a license under the provisions of this chapter and carrying on a business at a fixed place of business shall keep such license posted and exhibited while in force in some conspicuous part of said place of business.

Every person having a license and not having a fixed place of business shall carry such license in possession at all times while carrying on the business for which the same was granted. Every peddler having a license shall keep such license prominently displayed at all times. (Ord. 5017-NS § I (part), 1977)