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GB/T 12198-1990
GB/T 12198-1990 Methods of measurement for pushbutton dialer with DTMF
General Product Information
| Document Type | National standards |
|---|---|
| Publisher Name | The National Technical Supervision Bureau |
| Standard Status | Abolished |
| Standard Code | GB/T 12198-1990 |
| CCS | Data communication equipment |
| ICS | Chemicals used for industrial and household disinfection |
| Implement Date | 1990-08-01 |
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