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GB/T 2893.4-2013 Active
GB/T 2893.4-2013 Graphical symbols—Safety colours and safety signs—Part 4:Colorimetric and photometric properties of safety sign materials
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 2893.4-2013 |
| CCS | Terminology and symbols |
| ICS | Public information symbols |
| Implement Date | 2013-11-30 |
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