Systèmes téléphoniques et analogues,申请号FRD932929-传众专利搜索

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发明名称	Systèmes téléphoniques et analogues
摘要
申请公布号	FR932929(A)	申请公布日期	1948.04.06
申请号	FRD932929	申请日期	1946.04.04
申请人	INTERNATIONAL STANDARD ELECTRIC CORPORATION	发明人	LEIBE FRANK AUGUSTUS;MINER WALTER A.
分类号	H04M9/00	主分类号	H04M9/00
代理机构		代理人
主权项
地址

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