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(a) All the sheets contained in the international application shall be numbered in consecutive Arabic numerals.
(b) The numbers shall be centered at the top or bottom of the sheet, but shall not be placed in the margin.
(a) It is strongly recommended to number every fifth line of each sheet of the description, and of each sheet of claims.
(b) The numbers should appear in the right half of the left margin.
(a) The request, the description, the claims and the abstract shall be typed or printed.
(b) Only graphic symbols and characters, chemical or mathematical formulae, and certain characters in the Chinese or Japanese languages may, when necessary, be written by hand or drawn.
(c) The typing shall be 1 1/2-spaced.
(d) All text matter shall be in characters the capital letters of which are not less than 0.21 cm high, and shall be in a dark, indelible color, satisfying the requirements specified in Rule 11.2.
(e) As far as the spacing of the typing and the size of the characters are concerned, paragraphs (c) and (d) shall not apply to texts in the Chinese or Japanese languages.
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