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23/30469670 DC:2023
BS ISO 22578-2. Graphical symbols. Safety colours and safety signs Part 2. Measurement of photopic luminance phosphorescent components used in a natural disaster way guidance system
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Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 05/04/2023 |
| Page Count | 14 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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