Standard
[WITHDRAWN]
DIN EN ISO 389:1995-11
Acoustics - Standard reference zero for the calibration of pure-tone air conduction audiometers (ISO 389:1991); German version EN ISO 389:1995
German title
Akustik - Standard-Bezugspegel für die Kalibrierung von Reinton-Luftleitungs-Audiometern (ISO 389:1991); Deutsche Fassung EN ISO 389:1995
Publication date
1995-11
Original language
German
Pages
11
Publication date
1995-11
Original language
German
Pages
11
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