Ревидиран
Specifies the terms and definitions for piezoelectric ceramics representing the present state-of-the-art, which are intended for use in the standards and documents of IEC technical committee 49.
ПОВУЧЕН
IEC TS 61994-4-2:2003 ED1
99.60
Повлачење ступило на снагу
8. 3. 2011.
ОБЈАВЉЕН
IEC TS 61994-4-2:2011 ED2