Perfectionnements aux mécanismes commutateurs, tels que ceux utilisés dans les systèmes téléphoniques ou autres,申请号FRD722770-传众专利搜索

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发明名称	Perfectionnements aux mécanismes commutateurs, tels que ceux utilisés dans les systèmes téléphoniques ou autres
摘要
申请公布号	FR722770(A)	申请公布日期	1932.03.25
申请号	FRD722770	申请日期	1930.12.03
申请人	LE MATERIEL TELEPHONIQUE	发明人
分类号	H01H67/06	主分类号	H01H67/06
代理机构		代理人
主权项
地址

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