ČSN ISO 4869-2 (011640)

Acoustics. Hearing protectors. Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn

NORM herausgegeben am 1.2.1996

The information about the standard:

Designation standards: ČSN ISO 4869-2
Classification mark: 011640
Catalog number: 19247
Note: UNGÜLTIG
Publication date standards: 1.2.1996
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN