IS:3837-1966 Specification for accessories for rigid steel conductor for electrical wiring
Indian Standard Institution Manak Bhawan
IS:3837-1966 Specification for accessories for rigid steel conductor for electrical wiring - ISI Manak bhawan 1967 - 13
621.31924 / ISI
IS:3837-1966 Specification for accessories for rigid steel conductor for electrical wiring - ISI Manak bhawan 1967 - 13
621.31924 / ISI