13. SIZES, ETC., OF DOCUMENTS. -(1) Subject to any other directions that may be given by the Registrar, all applications, notices, statements, or other documents except trade marks, authorised or required by the Act or the rules to be made, served, left or sent, at or to the Trade Marks Registry or with or to the Registrar or the Central Government, shall be written, typewritten, lithographed or printed in Hindi or in English in large and legible characters with deep permanent ink upon strong paper, and except in the case of affidavits, on one side only, of a size of approximately 33 centimetres by 20 centimetres and shall have on the left hand part there a margin of not less than or 4 centimetres.
(2) Duplicate documents including copies of trade marks shall be filed at the Trade Marks Registry, if at any time required by the Registrar.
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