DB52/T 743-2012
Metal smelting industry self-priming filter dust mask (English Version)
- Standard No.
- DB52/T 743-2012
- Language
- Chinese, Available in English version
- Release Date
- 2012
- Published By
- Guizhou Provincial Standard of the People's Republic of China
- Latest
- DB52/T 743-2012
DB52/T 743-2012 history
- 2012 DB52/T 743-2012 Metal smelting industry self-priming filter dust mask
