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IEC 60135:1961 EN-FR
Numbering of electrodes and designation of units in electronic tubes and valves
现行
发布日期 :
1961-01-01
实施日期 :
IEC 60139:2000 EN
Preparation of outline drawings for cathode-ray tubes, their components, connections and gauges
现行
发布日期 :
1970-01-01
实施日期 :
IEC 60139:2000 EN-FR
Preparation of outline drawings for cathode-ray tubes, their components, connections and gauges
现行
发布日期 :
1970-01-01
实施日期 :