8. (1) The Minister shall, subject to the laws governing the public service, appoint a registrar of patents who shall exercise the powers and perform the duties conferred or imposed upon the registrar by this Act and who shall, subject to the directions of the Minister, have the chief control of the patent office. (2) The registrar of patents appointed in terms of section 5 (1) (a) of the repealed law shall be deemed to have been appointed registrar of patents in terms of this section. (3) Any power conferred or duty imposed on the registrar by this Act may be exercised or performed by the registrar personally or by an officer in the public service acting under a delegation from or under the control or direction of the registrar. Designation of commissioner of patents. The Judge President of the Transvaal Provincial Division of the Supreme Court of South Africa shall from time to time designate one or more judges or acting judges of that Division as commissioner or commissioners of patents to exercise the powers and perform the duties conferred or imposed upon the commissioner by this Act. 9. Agents only to act in matters in terms of this Act. Subject to the provisions of sections 19 (3) and 22— (a) (b) a party to any matter or proceedings in terms of this Act, other than proceedings in any division of the Supreme Court of South Africa, may be represented therein only by an agent and, in the case of proceedings in a provincial division or the Appellate Division of the Supreme Court, shall observe the ordinary procedure applicable to such proceedings; and no complete specification shall be accepted in terms of section 34 and no application for an amendment of a complete specification shall be allowed unless it has been signed by an agent. CHAPTER II THE REGISTRAR OF PATENTS AND THE PATENT JOURNAL 10. Register of patents. (1) There shall be kept at the patent office a register in which shall be entered— (a) the names and addresses of applicants for and grantees of patents and of the inventors of the relevant inventions and the classification of such patents according to subject-matter; and (b) such other particulars as may be prescribed. (2) Copies of all deeds, agreements, licences and other documents affecting any patent or application for a patent, which are required to be recorded in the register, shall be supplied to the registrar in the prescribed manner for filing in the patent office.