It is unlawful for any person having in his care, control or under his guidance any minor child under six (6) years of age, to at any time lock or confine, or suffer to be locked or confined in any automobile, bus, or other vehicle or trailer, upon a public street, alley or other public property where parking or drive-in facilities are offered to the public within the City, for a period of time exceeding ten (10) minutes. A child is unattended within the meaning of this chapter if the oldest person with the child is a person under the age of twelve (12) years. (Added during 1993 recodification)