BS 772:1938

Rubber joint rings for gas mains.

NORMA vydaná dňa 24.1.1938

The information about the standard:

Designation standards: BS 772:1938
Note: NEPLATNÁ
Publication date standards: 24.1.1938
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS