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ISO/TR 4869-4:1998

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

Publication date:   Oct 1, 1998

95.99 Withdrawal of Standard   Mar 10, 2014

General information

95.99 Withdrawal of Standard   Mar 10, 2014

ISO

ISO/TC 43/SC 1 Noise

Technical Report

13.340.20   Head protective equipment

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ISO/TR 4869-4:1998
95.99 Withdrawal of Standard
Mar 10, 2014