
Vapour vacuum pumps. Method of measurement of critical backing pressure.
NORM herausgegeben am 31.7.1979
Designation standards: BS 5758-2:1979
Note: UNGÜLTIG
Publication date standards: 31.7.1979
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS