ELECTRICAL RATING SYSTEMS FOR ELECTRONIC TUBES
电子管的电气额定值系统

1979-09-01

电子管和半导体器件额定值制
Rating systems for electronic tubes and semiconductor devices

1986-01-29

TYPE DESIGNATION SYSTEM FOR ELECTRON TUBES
电子管型号命名系统

1979-08-01

DESIGNATION SYSTEM FOR METAL ELECTRON TUBE SHELLS
金属电子管外壳的命名系统

1979-09-01

Rating systems for electronic tubes and valves and analogous semiconductor devices
电子管和阀门和类似半导体器件的额定值系统

1961-01-01

Единая система конструкторской документации. Обозначения условные графические в схемах. Приборы электровакуумные
用于设计文档的统一系统 计划中的图形识别 电子管和阀门