
Punched cards. Unpunched paper cards
出版:British Standards Institution

专家解读视频
基本信息
标准编号: BS 4636-1:1970
发布时间:1970/11/23 0:00:00
标准类别:Standard
出版单位:British Standards Institution
标准页数:24
标准简介
Properties of the card material; methods of test; dimensions of the unpunched card; guidance on storage and use of the cards.
标准备注
© British Standards Institution 2013
General notes:
This standard has been withdrawn as it is no longer used in industry.
Amendment notes:
AMD 1097 published 19 January 1973
AMD 2057 published 30 July 1976
等同采用的国际标准
ISO 1681:1973 - Equivalent