(Potentially Dangerous and Dangerous Dogs. Ord. 24074 § 3, 1988-04-26; Ord. 24462 § 3, 5, 6, 1989-10-31; Ord. 26138 § 4, 5, 1997-10-21; Ord. 26485 § 3-8, 1999-08-03; repealed by Ord. 26949 § 2, 2002-07-16)