Dispositif de commutation pour ligne partagée,申请号FRD1052930-传众专利搜索

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发明名称	Dispositif de commutation pour ligne partagée
摘要
申请公布号	FR1052930(A)	申请公布日期	1954.01.28
申请号	FRD1052930	申请日期	1952.02.26
申请人		发明人	BOUVARD JEAN-FRANCOIS
分类号	H04M15/10;H04Q5/00	主分类号	H04M15/10
代理机构		代理人
主权项
地址

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