MATERIALES DE BASE CON RECUBRIMIENTO METALICO PARA CIRCUITOS IMPRESOS. ESPECIFICACIONES GENERALES
METAL-CLAD BASE MATERIALS FOR PRINTED CIRCUITS. GENERAL SPECIFICATIONS
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31.180 / Printed circuits and boards
CTN 209 - Electronic equipment
IEC 249-2A:1971 (Identical)
IEC 249-2B:1973 (Identical)
IEC 249-2C:1973 (Identical)
IEC 249-2D:1975 (Identical)
IEC 249-2E:1975 (Identical)
IEC 249-2:1970 + MOD.1:1978 (Identical)
IEC 249-2:1970+A1:76+2A+2B+2C (Identical)
It is cancelled by: UNE 20620-2-11:1993
It is cancelled by: UNE 20620-2-1:1993
It is cancelled by: UNE 20620-2-12:1993
It is cancelled by: UNE 20620-2-2:1993
It is cancelled by: UNE 20620-2-3:1993
It is cancelled by: UNE 20620-2-4:1993
It is cancelled by: UNE 20620-2-5:1993