GB/T 15279-2002
Active
YD/T 1889-2009
Active
Industry standards-Postal and telecommunications
YD/T 1889-2009 Handset telephone hearing aid coupling technology requirements and measurement methods
YD/T 1889-2009 Handset telephone hearing aid coupling technology requirements and measurement methods
Basic Information
Standard Code:
YD/T 1889-2009
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Telephone communication equipment
ICS Name:
Telephone equipment
Publish Date:
2009-06-15
Implement Date:
2009-09-01
Pages:
14 pages
Development Information
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