NEN ISO 3160-1:1999现行
Watch Cases And Accessories; Gold Alloy Covering - Part 1: General Requirements
出版：Nederlands Normalisatie Instituut
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基本信息
标准编号： NEN ISO 3160-1:1999
发布时间：1999/1/1 0:00:00
标准类别：Standard
出版单位：Nederlands Normalisatie Instituut
标准页数：4
标准简介
Gives general requirements concerning gold alloy coverings. It is applicable to watch cases and their accessories, including bracelets.
等同采用的国际标准
ISO 3160-1:1998 - Identical
