Câbles de communication électrique,申请号FRD837621-传众专利搜索

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发明名称	Câbles de communication électrique
摘要
申请公布号	FR837621(A)	申请公布日期	1939.02.15
申请号	FRD837621	申请日期	1938.05.06
申请人	LE MATERIEL TELEPHONIQUE	发明人
分类号	H01B11/04	主分类号	H01B11/04
代理机构		代理人
主权项
地址

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