687 - Separability.

§ 687. Separability.  If any clause, sentence, subdivision, paragraph,  section  or  part  of this article be adjudged by any court of competent  jurisdiction to be invalid, such judgment shall not  affect,  impair  or  invalidate the remainder thereof, but shall be confined in its operation  to the clause, sentence, subdivision, paragraph, section or part thereof  directly  involved  in the controversy in which said judgment shall have  been rendered.