ANSI-S3.37 › Historical Revision Information
American National Standard Preferred Earhook Nozzle Thread for Postauricular Hearing Aids

ANSI-S3.37 - 1987 R17 EDITION - SUPERSEDED
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American National Standard Preferred Earhook Nozzle Thread for Postauricular Hearing Aids


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Document Number

ANSI/ASA S3.37-1987 (R2017)

Revision Level

1987 R17 EDITION

Status

Superseded

Publication Date

July 1, 2017