DIN IEC 60151-14:1980 Measurement of the electrical properties of electronic tubes; part 14: methods of measurement of radar and oscilloscope cathode-ray tubes
1980DIN IEC 60151-14:1980-05 Measurement of the electrical properties of electronic tubes; part 14: methods of measurement of radar and oscilloscope cathode-ray tubes
1980DIN IEC 60151-14:1980 Measurement of the electrical properties of electronic tubes; part 14: methods of measurement of radar and oscilloscope cathode-ray tubes