
Bricks and blocks of fired brickearth clay or shale. Metric units.
NORM herausgegeben am 31.12.1969
Designation standards: BS 3921-2:1969
Note: UNGÜLTIG
Publication date standards: 31.12.1969
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS