BS 817:1957

Cast iron surface plates & granite surface plates for inspection and marking purposes..

NORMA vydaná dňa 24.6.1957

The information about the standard:

Designation standards: BS 817:1957
Note: NEPLATNÁ
Publication date standards: 24.6.1957
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS