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SJ/Z 9143.2-1987 Active
SJ/Z 9143.2-1987 Hearing aids--Part 9: Methods of measurement of characteristics of hearing aids with bone vibrator output
General Product Information
| Document Type | Industry standards-Electronics |
|---|---|
| Standard Status | Active |
| Standard Code | SJ/Z 9143.2-1987 |
| CCS | Electroacoustic devices |
| Implement Date | 1988-01-06 |
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$ 20.00