Gaseous discharge device,申请号US19290349828-传众专利搜索

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发明名称	Gaseous discharge device
摘要
申请公布号	US1935894(A)	申请公布日期	1933.11.21
申请号	US19290349828	申请日期	1929.03.25
申请人	RAYTHEON MANUFACTURING COMPANY	发明人	SMITH CHARLES G.
分类号	H01J17/04	主分类号	H01J17/04
代理机构		代理人
主权项
地址

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