ANSI/ASA S3.37:1987(R2020)
Current
Current
The latest, up-to-date edition.
Preferred Earhook Nozzle Thread for Postauricular Hearing Aids
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
06-05-2020
Publisher
This standard applies only to those postauricular hearing aids which utilize screw-on threads.
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