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BSI BS 2497-4:1972

Current Revision

Specification for a reference zero for the calibration of pure-tone audiometers. Normal threshold of hearing for pure tones by bone conduction

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SDO BSI: British Standards Institution
Document Number BS 2497
Publication Date July 25, 1972
Language en - English
Page Count
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Supercedes
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Publish Date Document Id Type View
July 25, 1972 BS 2497-4:1972 Revision