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Hearing aids - Specification for dimensions of the nipple and sealing device for insert earphones Ingestion-build-117251 BS 1722-1:2006 supersedes BS 1722-1:1999
Hearing aids - Specification for dimensions of the nipple and sealing device for insert earphones Ingestion-build-117251 BS 1722-1:2006 supersedes BS 1722-1:1999
$142.00
Description
BS 1722-1:2006 supersedes BS 1722-1:1999 which will be withdrawn
NOTE 2 Heat-resistant steel grades can be found in ISO 4955 and they can be used for corrosion-resistant purposes
Developing a security framework
Why should you use BS EN 13861-Guidance for the application of ergonomics standards in the design of machinery
As a user of BS 5452
Hearing aids - Specification for dimensions of the nipple and sealing device for insert earphones Ingestion-build-117251 BS 1722-1:2006 supersedes BS 1722-1:19991 Scope This standard is applicable to insert earphones which can be fitted to an earmould inserted into the ear canal.
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