DIN IEC 60235-2:1988-09 Measurement of the electrical properties of microwave tubes; general measurements; identical with IEC 60235-2:1972 (status as of 1976)
1988DIN IEC 60235-2:1988-09 Measurement of the electrical properties of microwave tubes; general measurements; identical with IEC 60235-2:1972 (status as of 1976)
1988DIN IEC 60235-2:1988 Measurement of the electrical properties of microwave tubes; general measurements; identical with IEC 60235-2:1972 (status as of 1976)