DIN EN 60249-2-7/A3:1996-06
Отменен
Base materials for printed circuits - Part 2: Specifications; specification No. 7: Phenolic cellulose paper copper-clad laminated sheet of defined flammability (vertical burning test) (IEC 60249-2-7:1987/A3:1994); German version EN 60249-2-7:1994/A3:1995