ÖNORM EN ISO 4869-4

Acoustics - Hearing protectors - Part 4: Measurement of effective sound pressure levels for level-dependent sound-restoration ear-muffs (ISO/TR 4869-4:1998)

STANDARD published on 1.9.2000

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The information about the standard:

Designation standards: ÖNORM EN ISO 4869-4
Note: WITHDRAWN
Publication date standards: 1.9.2000
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM