Is: 5039 - 1983; Specification For Distribution Pillars For Voltages Not Exceeding 1000v Ac And 1200
Indian Standards Institution
Is: 5039 - 1983; Specification For Distribution Pillars For Voltages Not Exceeding 1000v Ac And 1200 - BIS 1983
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Is: 5039 - 1983; Specification For Distribution Pillars For Voltages Not Exceeding 1000v Ac And 1200 - BIS 1983
/