This standard was last reviewed and confirmed in 2022.
Therefore this version remains current.
Abstract
PreviewISO 9177-1:2016 specifies classification, dimensions, performance requirements and testing for hand-held mechanical pencils used for technical drawings.
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| Format | Language | |
|---|---|---|
| std 1 61 | PDF + ePub | |
| std 2 61 | Paper |
- CHF61
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