LVS EN ISO 4869-4:2002

Acoustics - Hearing protectors - Part 4: Measurement of effective sound pressure levels for level-dependent sound-restoration ear-muffs

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Akustika - Dzirdes aizsargierīces - 4.daļa: Efektīvo dzirdes aizsargierīču skaņas stipruma līmeņa mērīšana

Languages: In English

Type: standard

ICS groups: 13.340.20 Head protective equipment

Technical commitee: LVS/STK/000 Standardisation division, Latvian standard

Registred: 31.01.2002.
In force: 31.01.2002.
withdrawn: 24.11.2016.

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