IS:3347(Pi/sec 2)-1967 Dimensions for porcelam transforming bushings
Indian Standard Institution Manak Bhawan
IS:3347(Pi/sec 2)-1967 Dimensions for porcelam transforming bushings - ISI Manak bhawan 1967 - 12
IS:3347(Pi/sec 2)-1967 Dimensions for porcelam transforming bushings - ISI Manak bhawan 1967 - 12