BS 423:1931

Letter symbols for use in electrotechnics.

NORMA vydaná dňa 1.1.1931

The information about the standard:

Designation standards: BS 423:1931
Note: NEPLATNÁ
Publication date standards: 1.1.1931
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS