IEC 60079-12 Electrical apparatus for explosive gas atmospheres - Classification of mixtures fo gases or vopours winth air
- Author
- IEC TC/SC 31
- Publisher
- Multiple. Distributed through American National Standards Institute (ANSI)
- Language
- English
- Year
- 2007
- Page
- 20
- File Type
- pdf
- File Size
- 843.3 KiB
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