BS 5448:1977废止
Specification For Keyboard Layouts For Numeric Applications On Office Machines And Data Processing Equipment
出版：British Standards Institution
专家解读视频
基本信息
标准编号： BS 5448:1977
发布时间：1976/12/31 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：8
标准简介
1977 [31/12/1976] [01/01/0001]
标准备注
© British Standards Institution 2013
General notes:
This standard has been declared obsolescent
等同采用的国际标准
ISO 3791:1976 - Identical
