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GB/T 12800-1991 Active
GB/T 12800-1991 Acoustics—Audible emergency evacuation signal
General Product Information
| Committee | \n |
|---|---|
| Document Type | National standards |
| Publisher Name | The National Technical Supervision Bureau |
| Standard Status | Active |
| Standard Code | GB/T 12800-1991 |
| CCS | Social public safety |
| ICS | Alarm and warning systems |
| Implement Date | 1992-01-01 |
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$ 42
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$ 42
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$ 42