BS 550:1934

Concrete interlocking roofing tiles.

NORMA vydaná dňa 1.7.1937

The information about the standard:

Designation standards: BS 550:1934
Note: NEPLATNÁ
Publication date standards: 1.7.1937
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS