Improvements in or relating to high frequency thermionic generators,申请号GB19290012069-传众专利搜索

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发明名称	Improvements in or relating to high frequency thermionic generators
摘要
申请公布号	GB310043(A)	申请公布日期	1930.07.10
申请号	GB19290012069	申请日期	1929.04.18
申请人	TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.	发明人
分类号	H03B9/01	主分类号	H03B9/01
代理机构		代理人
主权项
地址

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