Анод электронной лампы с водяным охлаждением,申请号SU19310086980-传众专利搜索

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发明名称	Анод электронной лампы с водяным охлаждением
摘要
申请公布号	SU25218(A1)	申请公布日期	1932.02.29
申请号	SU19310086980	申请日期	1931.04.16
申请人	EKALO A.I.	发明人	EKALO A.I.
分类号	H01J1/38;H01J1/42	主分类号	H01J1/38
代理机构		代理人
主权项
地址

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