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IEC 60249-2-7:1987/AMD4:2000 ed2.0

Заменен
Amendment 4 - Base materials for printed circuits. Part 2: Specifications. Specification No. 7: Phenolic cellulose paper copper-clad laminated sheet of defined flammability (vertical burning test) — 11 стр.
ICS
31.180 Printed circuits and boards / Печатные схемы и платы