TY - BOOK AU - Bureau of Indian Standards TI - Classification and Methods of Tests for Non-Ignitable and Self-Extinguishing Properties or Solid Electrical Insulating Materials (IS : 4249 - 1967) U1 - IS : 4249 - 1967 PY - 1968/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 4249 - 1967 ER -