BS 4636-3:1986现行
Punched cards. Specification for representation of 7-bit and 8-bit coded character sets on 12-row punched cards
出版：British Standards Institution
专家解读视频
基本信息
标准编号： BS 4636-3:1986
发布时间：1986/7/31 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：14
标准简介
Card hole patterns assigned to the bit combinations of 7-bit and 8-bit codes.
标准备注
© British Standards Institution 2013
本标准替代的旧标准
等同采用的国际标准
ISO 6586:1980 - Equivalent
