Improvements in or relating to thermionic valve circuits,申请号GB19320000824-传众专利搜索

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发明名称	Improvements in or relating to thermionic valve circuits
摘要
申请公布号	GB379957(A)	申请公布日期	1932.09.08
申请号	GB19320000824	申请日期	1932.01.11
申请人	TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.	发明人
分类号	H03B5/10	主分类号	H03B5/10
代理机构		代理人
主权项
地址

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