
Salt-glazed glass (vitreous) enamelled fireclay pipes.
NORMA vydaná dňa 27.9.1937
Designation standards: BS 540:1937
Note: NEPLATNÁ
Publication date standards: 27.9.1937
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS