BS 550:1945

Concrete interlocking roof tiles.

NORMA vydaná dňa 31.7.1952

The information about the standard:

Designation standards: BS 550:1945
Note: NEPLATNÁ
Publication date standards: 31.7.1952
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS