All outdoor advertising signs, displays, or devices shall be removed by the permittee within thirty days after the date of the expiration or revocation of the permit for the same. Any permittee failing to remove any such advertising sign, display, or device within said thirty days shall be deemed guilty of a misdemeanor. The provisions of this section shall not apply to signs, displays or devices required to be removed pursuant to the terms and provisions of sections three, five, six and eight of this article.