Improvements in or relating to liquid cooled thermionic valves and like arrangements,申请号GB19340012669-传众专利搜索

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发明名称	Improvements in or relating to liquid cooled thermionic valves and like arrangements
摘要
申请公布号	GB417837(A)	申请公布日期	1934.10.12
申请号	GB19340012669	申请日期	1934.04.26
申请人	TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.	发明人
分类号	H01J19/36	主分类号	H01J19/36
代理机构		代理人
主权项
地址

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