Perfectionnements aux tubes à décharge,申请号FRD874382-传众专利搜索

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法人/股东/高管

发明名称	Perfectionnements aux tubes à décharge
摘要
申请公布号	FR874382(A)	申请公布日期	1942.08.05
申请号	FRD874382	申请日期	1941.04.01
申请人	SOCIETE FRANCAISE RADIO-ELECTRIQUE	发明人
分类号	H01J5/02	主分类号	H01J5/02
代理机构		代理人
主权项
地址

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