Electron discharge device control system,申请号US19330699660-传众专利搜索

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发明名称	Electron discharge device control system
摘要
申请公布号	US2026771(A)	申请公布日期	1936.01.07
申请号	US19330699660	申请日期	1933.11.25
申请人	AKTIENGESELLSCHAFT BROWN, BOVERI & COMPAGNIE	发明人	BRYNHILDSEN CHRISTEN;KERN ERWIN
分类号	H02M7/00	主分类号	H02M7/00
代理机构		代理人
主权项
地址

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