GB 21976.7-2012

Escape apparatus for building fire - Part 7: Filtering respiratory protective devices for self-rescue from fire

NORMA vydána dne 5.11.2012

Anglicky a čínsky -
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The information about the standard:

Designation standards: GB 21976.7-2012
Publication date standards: 5.11.2012
Country: Chinese technical standard
Kategorie: Technické normy GB