Secondary cells and batteries containing alkaline or other non-acid electrolytes - Guide to designation of current in alkaline secondary cell and battery standards— 7 стр.
Graphical symbols for use on equipment - 12-month subscription to regularly updated online database comprising all graphical symbols published in IEC 60417— 0 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories. Definitions and general requirements common to all parts— 46 стр.