
Specification for X-ray protective lead glasses.
NORM herausgegeben am 20.6.1966
Designation standards: BS 4031:1966
Note: UNGÜLTIG
Publication date standards: 20.6.1966
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Kategorie: Technische Normen BS