ISO 389:1975
Acoustics — Reference zero for the calibration of audiometric equipment
Acoustics — Reference zero for the calibration of audiometric equipment
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Acoustics — Reference zero for the calibration of audiometric equipment
ISO 389:1975
Acoustics — Reference zero for the calibration of audiometric equipment
| Edition | 1975 |
|---|---|
| Published Date | 1975 |
| Published By | International Standardization Organisation |
| Page Count | 4 |