NORMSERVIS s.r.o.

UNE 74020:1978

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

STANDARD published on 15.5.1978

Spanish -
electronic design (pdf) (20.60 USD)
Spanish -
Print design (22.70 USD)

The information about the standard:

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Note: WITHDRAWN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