No exhibitor or other person shall exhibit, operate, or have in his possession a pinball machine which is so constructed as to make possible, either directly, or by the use of an adjustment, the return of cash, tickets, discs, or other tokens or certificates of any kind to a player operating the same, whether or not such tokens or certificates have a value of any kind, or authorizing further playing or other privileges. Only machines operated exclusively for the amusement provided by the operation thereof shall be licensed.
('67 Code, § 110.06) Penalty, see § 110.99