BS 90:1927

Graphic (recording or chart--recording) ammeters, voltmeters, wattmeters..

NORMA vydána dne 24.3.1927

The information about the standard:

Designation standards: BS 90:1927
Note: NEPLATNÁ
Publication date standards: 24.3.1927
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS