Method of Manufacturing an Indirectly Heated Cathode,申请号GB19680003245-传众专利搜索

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发明名称	Method of Manufacturing an Indirectly Heated Cathode
摘要
申请公布号	GB1159233(A)	申请公布日期	1969.07.23
申请号	GB19680003245	申请日期	1968.01.22
申请人	PHILIPS ELECTRONIC AND ASSOCIATED INDUSTRIES LIMITED	发明人
分类号	H01J9/04	主分类号	H01J9/04
代理机构		代理人
主权项
地址

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