9.28.060   Prohibited weapons.
   It is unlawful to manufacture, cause to be manufactured, possess, display, offer, sell, lend, give away, or purchase any brass or metal knuckles, bludgeon or any knife which has a blade which opens automatically by hand pressure applied to a button, spring or other device or any knife having a blade which opens, falls or is ejected into position by the force of gravity or by any outward or centrifugal thrust or movement. (Prior code § 7-1-14(f))