Perfectionnements aux cathodes à chauffage indirect pour tubes électroniques,申请号FR19600843473-传众专利搜索

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发明名称	Perfectionnements aux cathodes à chauffage indirect pour tubes électroniques
摘要
申请公布号	FR1273216(A)	申请公布日期	1961.10.06
申请号	FR19600843473	申请日期	1960.11.09
申请人	ASSOCIATED ELECTRICAL INDUSTRIES LIMITED	发明人
分类号	H01J1/22;H01J1/24	主分类号	H01J1/22
代理机构		代理人
主权项
地址

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