Positive-displacement vacuum pumps. Method of measurement of ultimate pressure..
NORM herausgegeben am 28.2.1979
Designation standards: BS 5719-2:1979
Note: UNGÜLTIG
Publication date standards: 28.2.1979
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS