BS 4584-8:1972 Specification for metal-clad base materials for printed circuits-Phenolic cellulose paper copper-clad laminated sheet of high electrical quality, flame retardant grade: PF-CP-Cu-8
1972BS 4584-8:1972 Specification for metal-clad base materials for printed circuits-Phenolic cellulose paper copper-clad laminated sheet of high electrical quality, flame retardant grade: PF-CP-Cu-8