YD/T 992-1998 in English
SUPERSEDEDTechnical requirments and test methods of telephone additional fonctions
- Issued on:1998-12-30
- Implemented on:1999-03-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$291.00
Scope
This standard specifies the labeling names, technical requirements and inspection methods for additional functions of telephones. This standard can be used as the basis for product design, production and inspection.
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