IS:02418 (Part IV) - 1977; Specification for tubular fluorescent lamps for general lighting service Part IV go and no-go gauges for G-5 and G-13 bipin caps
IS:02418 (Part IV) - 1977; Specification for tubular fluorescent lamps for general lighting service Part IV go and no-go gauges for G-5 and G-13 bipin caps
- New Delhi BIS 1977
- 9p
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