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ISO 1999:1975

Acoustics — Assessment of occupational noise exposure for hearing conservation purposes ISO 1999:1975

Publication date:   Aug 1, 1975

95.99 Withdrawal of Standard   Jan 1, 1990

General information

95.99 Withdrawal of Standard   Jan 1, 1990

ISO

ISO/TC 43 Acoustics

International Standard

13.140   Noise with respect to human beings

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PREVIOUSLY

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ISO/R 1999:1971

NOW

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ISO 1999:1975
95.99 Withdrawal of Standard
Jan 1, 1990

REVISED BY

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ISO 1999:1990