Current stage: 20.99 WD approved for registration as CD Aug 14, 2026
Next stage: CD Next stage date : Sep 25, 2026
Originator: IEC
Owner: TC 49
Type: International Standard
ICS: 31.140 Piezoelectric devices
IN_DEVELOPMENT IEC 63041-4 ED1 20.99 WD approved for registration as CD Aug 14, 2026
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