Schaltungsanordnung fuer Fernaemter mit Schnurverstaerkern,申请号DE192700ST414D-传众专利搜索

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发明名称	Schaltungsanordnung fuer Fernaemter mit Schnurverstaerkern
摘要
申请公布号	DE538776(C)	申请公布日期	1931.11.20
申请号	DE192700ST414D	申请日期	1927.03.19
申请人	INTERNATIONAL STANDARD ELECTRIC CORPORATION	发明人
分类号	H04M3/40	主分类号	H04M3/40
代理机构		代理人
主权项
地址

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