IS 7140-1971

标准号：IS 7140-1971
发布日期：1974/11/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：1.1 This standard prescribes symbols to be used for proof corrections in line, half-tone and colour work. Corrections to be carried out in the art work are also given. Accepted abbreviations for use in process engraving have also been given.1.1.1 These corrections may be instructions to the artist, photographer or engraver. These are to be used, in the side margin and at the required portion on the transparent overlay or proof where the correction is desired.