As used in this article, a billiard room is a place where there is a table at which billiards, pool or bagatelle is played, but shall not include a club or business establishment in which there are kept or operated, as an incident to the operation of the club or business establishment, not more than two (2) coin-operated tables at which billiards, pool or bagatelle is played. (Code 1959, ?? 26-13)