Improvements in or relating to an electronic device for producing or amplifying electrical energy at very high frequencies,申请号GB19460009824-传众专利搜索

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发明名称	Improvements in or relating to an electronic device for producing or amplifying electrical energy at very high frequencies
摘要
申请公布号	GB617344(A)	申请公布日期	1949.02.04
申请号	GB19460009824	申请日期	1946.03.29
申请人	COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL	发明人
分类号	H01J25/52	主分类号	H01J25/52
代理机构		代理人
主权项
地址

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