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  1. 41
    Published 1971
    “...International Organization for Standardization...”
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    Acoustics. Assessment of occupational noise exposure for hearing conservation purposes.
  2. 42
    Published 1966
    “...International Organization for Standardization...”
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    Method for calculating loudness level.
  3. 43
    Published 1971
    “...International Organization for Standardization...”
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    Draft ISO proposal for laboratory tests on noise emission by appliances and equipment in water supply installations.
  4. 44
    “...International Organization for Standardization...”
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    Revised draft proposal for reverberating room measurement of sound from heating, ventilating and air conditioning equipment.
  5. 45
    “...International Organization for Standardization...”
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    Revised draft proposal for assessment of noise with respect to its effect on the intelligibility of speech.
  6. 46
    “...International Organization for Standardization...”
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    Draft proposal for determination of sound emitting power emitted by stationary sources.
  7. 47
    “...International Organization for Standardization...”
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    Draft proposal for sound measurement procedure for air moving devices connected to either a discharge duct or an inlet duct (revision of document 43/1 N 113).
  8. 48
    Published 1971
    “...International Organization for Standardization...”
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    Second proposal for the revision of ISO recommendation R 140 on account of the meeting of the WG 2 in Vienna on 14th and 15th of September 1971 (Submitted by the chairman of ISO/TC 43/SC 2/WG 2 "Revision of ISO/R 140").
  9. 49
    Published 1972
    “...International Organization for Standardization...”
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    Draft code for laboratory measurement of the effectiveness of floor coverings in reducing impact noise transmission.
  10. 50
    Published 1999
    “...International Organization for Standardization...”
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    Fire safety engineering -
  11. 51
    “...International Organization for Standardization...”
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    Revised draft proposal for measurement of noise inside railbound vehicles.
  12. 52
    “...International Organization for Standardization...”
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    Draft proposal for determination of sound power emitted by stationary noise sources.
  13. 53
    “...International Organization for Standardization...”
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    Draft proposal for determination of sound power emitted by noise sources.
  14. 54
    Published 1972
    “...International Organization for Standardization...”
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    Draft proposal for a guide to the evaluation or assessment of noise.
  15. 55
    “...International Organization for Standardization...”
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    Draft proposal for determination of sound power emitted by stationary noise source.
  16. 56
    Published 1970
    “...International Organization for Standardization...”
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    Standard reference zero for the calibration of pure-tone audiometers. Additional data in conjunction with the 9-A coupler.
  17. 57
    Published 1964
    “...International Organization for Standardization...”
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    Standard reference zero for the calibration of pure-tone audiometers.
  18. 58
    Published 1961
    “...International Organization for Standardization...”
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    Normal equal-loudness contours for pure tones and normal threshold of hearing under field listening conditions.
  19. 59
    Published 1960
    “...International Organization for Standardization...”
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    Field and laboratory measurements of airborne and impact sound transmission.
  20. 60
    Published 1962
    “...International Organization for Standardization...”
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    Preferred frequencies for acoustical measurements.

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