Electronic discharge device,申请号US19260088558-传众专利搜索

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发明名称	Electronic discharge device
摘要
申请公布号	US2201818(A)	申请公布日期	1940.05.21
申请号	US19260088558	申请日期	1926.02.16
申请人	RAYTHEON MANUFACTURING COMPANY	发明人	SMITH CHARLES GROVER
分类号	H01J17/58	主分类号	H01J17/58
代理机构		代理人
主权项
地址

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