Leak detection apparatus,申请号US19540433024-传众专利搜索

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法人/股东/高管

发明名称	Leak detection apparatus
摘要
申请公布号	US2792854(A)	申请公布日期	1957.05.21
申请号	US19540433024	申请日期	1954.05.28
申请人	GENERAL ELECTRIC COMPANY	发明人	GROAT CHARLES T. DE
分类号	H01J9/38;H01J9/42	主分类号	H01J9/38
代理机构		代理人
主权项
地址

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