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Acoustics - Hearing protectors - Part 1: Subjective method for the measurement of sound attenuation.
Translate name
STANDARD published on 1.10.2019
Designation standards: DIN EN ISO 4869-1:2019-10
Publication date standards: 1.10.2019
SKU: NS-971057
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: German technical standard
Category: Technical standards DIN
Akustik - Gehörschützer - Teil 1: Subjektives Verfahren zur Messung der Schalldämmung.
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