Tube a faisceau électronique pour la multiplication de fréquence.,申请号FR19670119434-传众专利搜索

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发明名称	Tube a faisceau électronique pour la multiplication de fréquence.
摘要
申请公布号	FR93163(E)	申请公布日期	1969.02.21
申请号	FR19670119434	申请日期	1967.08.30
申请人	SIEMENS AKTIENGESELLSCHAFT	发明人
分类号	H01J25/49;(IPC1-7):H01J/	主分类号	H01J25/49
代理机构		代理人
主权项
地址

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