DIN EN 61249-2-4:2002-08
Действует
Materials for printed boards and other for interconnecting structures - Part 2-4: Reinforced base materials, clad and unclad; Polyester non-wowen/woven fibreglass laminated sheet of defined flammability (vertical burning test), copper-clad (IEC 61249-2-4:2001); German version EN 61249-2-4:2002
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