IEC: 367 - 1 - 1982 (Amendment No.2 - 1992); Cores for inductors and transformers for telecommunications Part 1 measuring methods
IEC: 367 - 1 - 1982 (Amendment No.2 - 1992); Cores for inductors and transformers for telecommunications Part 1 measuring methods
- Geneva IEC 1992
- 9p
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