IEC 60618:1978

Inductive voltage dividers

IEC 60564:1977

D.C. bridges for measuring resistance

IEC 60258:1968/AMD1:1976

Amendment No. 1

IEC 60523:1975

Direct-current potentiometers

IEC 60524:1975

Direct-current resistive volt ratio boxes

IEC 60468:1974

Method of measurement of resistivity of metallic materials

IEC 60477:1974

Laboratory d.c. resistors

IEC 60428:1973

Standard cells

IEC 60258:1968

Direct acting recording electrical measuring instruments and their accessories