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Standard
IEC 60489-3/AMD1/FRAG7 ED2

IEC 60489-3/AMD1/FRAG7 ED2

Amendment to IEC 489-3 - Introduction of the psophometric filter

Amendement à la CEI 489-3 - Introduction du filtre psophométrique

Date:
1996-07-19 /Anulada
Summary (English):
Summary (French):
Relaciones con otras normas IEC

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