ELECTRIC SPACE DISCHARGE TUBES,申请号CAD469896-传众专利搜索

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发明名称	ELECTRIC SPACE DISCHARGE TUBES
摘要
申请公布号	CA469896(A)	申请公布日期	1950.12.05
申请号	CAD469896	申请日期
申请人	RAYTHEON MANUFACTURING COMPANY	发明人	ELTON K. KELLEY
分类号		主分类号
代理机构		代理人
主权项
地址

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