BS 497:1933

Cast manhole covers and frames light.

NORM herausgegeben am 17.7.1933

Englisch -
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The information about the standard:

Designation standards: BS 497:1933
Note: UNGÜLTIG
Publication date standards: 17.7.1933
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: British technical standard
Kategorie: Technische Normen BS