Nothing in the Republic of South Africa Constitution Act, 1961, contained shall be construed as rendering it lawful to use any name, style, title, portrait, effigy, emblem, mark, designation or description, or any reproduction or representation of any nature whatsoever, the use whereof is prohibited in terms of any law which was in operation immediately prior to the thirty-first day of May, 1961, and any such law shall in all respects remain in full force and effect in the same manner as if that Act had not been passed.