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IEC
IEC 62841-4-4:2020
En Vigor
2020-11-18
Electric motor-operated hand-held tools, transportable tools and lawn
and garden machinery - Safety - Part 4-4: Particular requirements for
lawn trimmers, lawn edge trimmers, grass trimmers, brush cutters and
brush saws
IEC
IEC 62047-28:2017
En Vigor
2017-01-20
Semiconductor devices - Micro-electromechanical devices - Part 28:
Performance testing method of vibration-driven MEMS electret energy
harvesting devices
ISO
ISO/IEC 24824-4:2021
En Vigor
2021-03-31
Information technology — Generic applications of ASN.1 — Part 4:
Cryptographic message syntax
IEC
IEC 60700-1:2015 RLV
En Vigor
2015-07-28
Thyristor valves for high voltage direct current (HVDC) power
transmission - Part 1: Electrical testing
