MATERIALES DE BASE CON RECUBRIMIENTO METALICO PARA CIRCUITOS IMPRESOS. METODOS DE ENSAYO
METAL-CLAD BASE MATERIALS FOR PRINTES CIRCUITS. PART 1: TEST METHODS
Buy on AENOR
CTN 209 - Electronic equipment
IEC 249-1A:1970 (Non-equivalent)
IEC 249-1B:1972 (Non-equivalent)
IEC 249-1C:1973 (Non-equivalent)
IEC 249-1D:1976 (Non-equivalent)
IEC 249-1:1968 (Identical)
It is cancelled by: UNE 20620-1:1993