ISO 1112-1999 标准详情
- 标准号:ISO 1112-1999
- 中文标题:计时仪器.功能和非功能宝石
- 英文标题:horology-functional and non-functional jewels
- 标准类别:国际标准化组织标准ISO
- 发布日期:1999-08-01
This International Standard specifies the technical definitions of functional and non-functional horological jewels. It describes the different types of jewels used, and how this is to be marked on a time-keeping instrument or used in advertising.
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