Gas meters. Fundamental provisions
STANDARD published on 5.5.1977
Designation standards: ČSN 257860
Classification mark: 257860
Catalog number: 2293
Note: WITHDRAWN
Publication date standards: 5.5.1977
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Category: Technical standards ČSN