Dimensiones de tubos y válvulas electrónicos
DIMENSIONS OF ELECTRONIC TUBES AND VALVES.
DIMENSIONS DE TUBES ÉLECTRONIQUES.
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31.100 / Electronic tubes
33.160.20 / Radio receivers
CTN 209/SC 39 - Electronic tubes
HD 146 S4:1988 (Identical)
IEC 60067A:1967 (Identical)
IEC 60067B:1969 (Identical)
IEC 60067C:1970 (Identical)
IEC 60067D:1977 (Identical)
IEC 60067E:1986 (Identical)
IEC 67:1996 (Identical)
Cancel: UNE 20515:1971
This standard is available in:
Print and digital format
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