Schaltanordnung zur Ansteuerung von Telephonographen,申请号DE1941M150428D-传众专利搜索

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发明名称	Schaltanordnung zur Ansteuerung von Telephonographen
摘要
申请公布号	DE760930(C)	申请公布日期	1954.10.11
申请号	DE1941M150428D	申请日期	1941.03.29
申请人	WILLY MUELLER	发明人
分类号	H04M1/82	主分类号	H04M1/82
代理机构		代理人
主权项
地址

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