IS: 1248 (Part 3) - 1983; Specification for Direct Acting Indicating Analogue Electrical Measuring Instruments and their Accessories Part 3 Wattmeters and Varmeters
IS: 1248 (Part 3) - 1983; Specification for Direct Acting Indicating Analogue Electrical Measuring Instruments and their Accessories Part 3 Wattmeters and Varmeters
- New Delhi BIS 1984
- 16p
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