IS: 591 - 1954; Specification for Low-Power, Low-voltage Mains Transformers for Radio Receivers, Amplifiers, Small Transmitters and Similar Other Purposes
IS: 591 - 1954; Specification for Low-Power, Low-voltage Mains Transformers for Radio Receivers, Amplifiers, Small Transmitters and Similar Other Purposes
- New Delhi BIS 1954
- 13p
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