Dimensions of drain fittings salt-glazed ware and glass (vitreous) enamelled fire clay.
NORM herausgegeben am 1.1.1943
Designation standards: BS 539:1937
Note: UNGÜLTIG
Publication date standards: 1.1.1943
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS