Standard
[CURRENT]
ABNT NBR ISO 3864-4:2019-02-28
Graphical symbols - Safety colours and safety signs Part 4: Colorimetric and photometric properties of safety sign materials
- Publication date
-
2019-02-28
- Original language
-
Portuguese
- Pages
- 34
- Publication date
-
2019-02-28
- Original language
-
Portuguese
- Pages
- 34
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