
Horology - Functional And Non-functional Jewels
出版:Nederlands Normalisatie Instituut

专家解读视频
基本信息
标准编号: NEN ISO 1112:1999
发布时间:1999/9/1 0:00:00
标准类别:Standard
出版单位:Nederlands Normalisatie Instituut
标准页数:4
标准简介
Describes the technical definitions of functional and non-functional horological jewels. Describes the different types of jewels used, and how this is to be marked on a time-keeping instrument or used in advertising.
替代本标准的新标准
等同采用的国际标准
ISO 1112:1999 - Identical