specimen or document kept in the Designs Office or an extract from the register or any such document, purporting to be certified by the Registrar and to be sealed with the seal of the Patent Office, shall be admitted in evidence without further proof and without production of the original. Inspection of 27. (1) Subject to the provisions of this section and to any regulation made by the Minister in pursuance of subsection (3) of section eleven, registered the representation or specimen of a design registered under this Act shall designs be open to inspection at the Designs Office on and after the day on which the certificate of registration is issued. (2) In the case of a design registered in respect of an article of any class prescribed for the purposes of this subsection, no representation or specimen of the design lodged in pursuance of the application shall, until the expiration of such period after the day on which the certificate of registration is issued as may be prescribed in relation to articles of that class, be open to inspection at the Designs Office except by the registered proprietor, a person authorised in writing by the registered proprietor, or a person authorised by the Registrar, the High Court or Supreme Court: Provided that where the Registrar proposes to refuse an application for the registration of any other design on the ground that it is the same as the first-mentioned design or differs from that design only in immaterial details or in features which are variants commonly used in the trade, the applicant shall be entitled to inspect the representation or specimen of the first-mentioned design lodged in pursuance of the application for registration of that design. (3) In the case of a design registered in respect of an article of any class prescribed for the purposes of subsection (2), the representation or specimen of the design shall not, during the period prescribed as aforesaid, be inspected by any person by virtue of this section except in the presence of the Registrar or of an officer acting under him; and except in the case of an inspection authorised by the proviso to that subsection, the person making the inspection shall not be entitled to take a copy of the representation or specimen of the design or any part thereof. (4) Where an application for the registration of a design has been