Concrete tetrapod for costal protecting installations
NORM herausgegeben am 1.1.1976
Designation standards: GOST 20425-75
Note: UNGÜLTIG
Publication date standards: 1.1.1976
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Russian technical standard
Kategorie: Technische Normen GOST