BS 1409:1947

Letter symbols for electronic valves.

NORM herausgegeben am 11.11.1947

The information about the standard:

Designation standards: BS 1409:1947
Note: UNGÜLTIG
Publication date standards: 11.11.1947
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS