SI : 1897 1983 Specification for copper for electrical purpose
Bureau of Indian Standard
SI : 1897 1983 Specification for copper for electrical purpose - 1st - New Delhi Bureau of Indian Standard 1983 - 11
Electrical Engineering
621.3 / BU-I
SI : 1897 1983 Specification for copper for electrical purpose - 1st - New Delhi Bureau of Indian Standard 1983 - 11
Electrical Engineering
621.3 / BU-I
