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Standard
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DIN ISO 9177-2:1990-03
Mechanical pencils; black leads, classification and dimensions; identical with ISO 9177-2:1989
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Summary
The standard specifies a classification and dimensions for black leads used for mechanical pencils.
Notes
L'organisme de normalisation recommande d'appliquer ISO 9177-2 (1989-03).
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 03/01/1990 |
| Cancellation Date | 01/01/2016 |
| Page Count | 4 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
01/03/1990
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