Supports d'électrodes de tubes à décharge électronique,申请号FRD951012-传众专利搜索

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发明名称	Supports d'électrodes de tubes à décharge électronique
摘要
申请公布号	FR951012(A)	申请公布日期	1949.10.13
申请号	FRD951012	申请日期	1947.08.05
申请人	INTERNATIONAL STANDARD ELECTRIC CORPORATION	发明人	CHEVIGNY PAUL GEORGES
分类号	H01J19/42	主分类号	H01J19/42
代理机构		代理人
主权项
地址

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