Diaphragm gas meters. Fundamental parameters and technical requirements
STANDARD published on 19.11.1990
Designation standards: ČSN 257859
Classification mark: 257859
Catalog number: 25928
Note: WITHDRAWN
Publication date standards: 19.11.1990
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Category: Technical standards ČSN