GB/T 2893.4-2013

Graphical symbols - Safety colours and safety signs - Part 4: Colorimetric and photometric properties of safety sign materials

NORMA vydaná dňa 19.7.2013

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The information about the standard:

Designation standards: GB/T 2893.4-2013
Publication date standards: 19.7.2013
Country: Chinese technical standard
Kategória: Technické normy GB