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| Standard Insuued on: 1980-02 |
SJ 1557-1980 General specification for indirectly heated temperature coefficient themistors
旁热型负温度系数热敏电阻器总技术条件
| Category No.: | SJ | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1980-02-04 | |
| Implemented Date: | 1980-10-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 13189-1991 Geanral specification for the indirectly heated thermistors with negative temperature coefficient |
Superseded Date: | 1992-5-1 |
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