Hot-water boilers. Main parameters and technical requirements
NORM herausgegeben am 1.1.1997
Designation standards: GOST 21563-93
Note: UNGÜLTIG
Publication date standards: 1.1.1997
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: Russian technical standard
Kategorie: Technische Normen GOST