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BS 3171(1968) : LATEST

Superseded

Superseded

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METHODS OF TEST OF AIR CONDUCTION HEARING AIDS

Published date

11-23-2012

Superseded date

03-30-1984

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DocumentType
Standard
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

BS 4669:1971 Specification for an artificial ear of the wide band type for the calibration of earphones used in audiometry

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