Description
This standard describes a preferred thread for earhook nozzles on postauricular hearing aids. The need for such a standardarises from the wide variety of earhooks that hearing aid dispensers are required to keep in inventory to utilize differentpostauricular hearing aids from several manufacturers.
Product Details
- Published:
- 01/01/1987
- ANSI:
- ANSI Approved
- Number of Pages:
- 6
- File Size:
- 1 file , 800 KB
