DIN EN 60249-2-1/A3:1996-06
Отменен
Base materials for printed circuits - Part 2: Specifications; specification No. 1: Phenolic cellulose paper copper-clad laminated sheet, high electrical quality (IEC 60249-2-1:1985/A3:1994); German version EN 60249-2-1:1994/A3:1995
