Summary
This specification contains the general requirements for substrates of hard-surface masks.
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 06/01/1987 |
| Cancellation Date | 05/01/2015 |
| Page Count | 8 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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