ISO 1112:2009 PDF
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Horology — Functional and non-functional jewels
ISO 1112:2009 specifies the technical definitions of functional and non-functional horological movement jewels. It describes the different types of jewels used, and how this is to be marked on a timekeeping instrument or used in advertising.
| Edition | 2009 |
|---|---|
| Published Date | 2009 |
| Published By | International Standardization Organisation |
| Page Count | 4 |
