Composition for sintered barium cathodes,申请号US19550515526-传众专利搜索

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发明名称	Composition for sintered barium cathodes
摘要
申请公布号	US2881513(A)	申请公布日期	1959.04.14
申请号	US19550515526	申请日期	1955.06.14
申请人	COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL	发明人	HUBER HARRY;FREYTAG JEAN
分类号	H01J1/14;H01J1/28	主分类号	H01J1/14
代理机构		代理人
主权项
地址

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