"Mechanical musical device" as used in this chapter means and includes any amusement machine or apparatus designed or constructed for the purpose of producing, reproducing or playing any musical or vocal tone or tones or combination of tones, the operation or use of which is permitted, controlled, allowed or made possible by the deposit or placing of any coin, plate, disc, token or key into any slot, crevice or other opening in such instrument.
(Ord. 479. Passed 12-19-46.)