BS 493:1945

Specification for airbricks and gratings. Dimensions and workmanship.

NORMA vydána dne 17.3.1945

The information about the standard:

Designation standards: BS 493:1945
Note: NEPLATNÁ
Publication date standards: 17.3.1945
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS