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  4. Standard "UNE 74020:1978"
WITHDRAWN UNE 74020:1978 15.5.1978 preview

UNE 74020:1978

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

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STANDARD published on 15.5.1978


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Price20.60 USD excl. VAT
20.60 USD

The information about the standard:

Designation standards: UNE 74020:1978
Note: WITHDRAWN
Publication date standards: 15.5.1978
SKU: NS-1134257
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Spanish technical standard
Category: Technical standards UNE

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