KS C IEC 61249-4-12-2008 Materials for printed boards and other interconnecting structures-Part 4-12:Sectional specification set for prepreg material, unclad-Non-halogenated multifunctional epoxide woven E-glass prepreg of de
2013KS C IEC 61249-4-12:2013 Materials for printed boards and other interconnecting structures-Part 4-12:Sectional specification set for prepreg material, unclad-Non-halogenated multifunctional epoxide woven E-glass prepreg of defined flammability
2008KS C IEC 61249-4-12-2008 Materials for printed boards and other interconnecting structures-Part 4-12:Sectional specification set for prepreg material, unclad-Non-halogenated multifunctional epoxide woven E-glass prepreg of de