58. (1) The right to the use of a certification trade mark given under section 57 by registration shall be subject to any conditions or limitations entered on the register, and shall not be deemed to be infringed by the use of any such mark as aforesaid in any mode, in relation to goods to be sold or otherwise traded in in any place, in relation to goods to be exported to any market, or in any other circumstances, to which having regard to any such limitations, the registration does not extend. (2) The said right to the use of a certification trade mark shall not be deemed to be infringed by the use of any such mark as aforesaid by any person┬¼-(a) in relation to goods certified by the proprietor of the mark if, as to those goods or a bulk of which they form part, the proprietor or another in accordance with his authorisation under the relevant regulations has applied the mark and has not subsequently removed or obliterated it, or the proprietor has at any time expressly or impliedly consented to the use of the mark, or (b) in relation to goods adapted to form part of, or to be accessory to, other goods in relation to which the mark has been used without infringement of the right given as aforesaid or might for the time being be so used, if the use of the mark is reasonably necessary in order to indicate that the goods are so adapted and neither the purpose nor the effect of the use of the mark is to indicate otherwise than in accordance with the fact that the goods are certified by the proprietor: Provided that clause (a) shall not apply to the case of use consisting of the application of any such mark as aforesaid to any goods, notwithstanding that they are such goods as are mentioned in that clause if such application is contrary to the said regulations. (3) Where a certification trade mark is one of two or more certification trade marks registered under this Act ¹[* * *], which are identical or nearly resemble each other, the use of any of those marks in exercise of the right to the use of that mark given by registration, shall not be deemed to be an infringement of the right so given to the use of any other of those marks.