The provisions hereof are cumulative and additional limitations on all other laws and ordinances heretofore passed or which may be hereafter passed governing any subject matter of this Ordinance. Nothing herein shall be deemed or constructed to repeal, amend, modify, alter or change any other ordinance or any part hereof not specifically repealed, amended, modified, altered or changed herein, except in such particulars or matters as the Zoning Ordinance is more restrictive than such other ordinances or parts thereof and that in all particulars wherein the Zoning Ordinance is not more restrictive, each such other ordinance shall continue and shall be in full force and effect.