UNE 74020:1978
Superseded Standard
Historical

UNE 74020:1978

CERO DE REFERENCIA NORMALIZADO PARA LA CALIBRACION DE AUDIOMETROS DE TONOS PUROS
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Technical characteristics

Publisher Asociacion Espanola de Normalizacion y Certificacion (AENOR)
Publication Date 05/15/1978
Cancellation Date 09/09/1991
Page Count 4
EAN ---
ISBN ---
Weight (in grams) ---
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