Deposited coal dust control
STANDARD published on 9.2.1979
Designation standards: ČSN 446401
Classification mark: 446401
Catalog number: 4117
Note: WITHDRAWN
Publication date standards: 9.2.1979
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Czech technical standard
Category: Technical standards ČSN