Niederfrequenz-Verstaerker, vorzugsweise fuer Schwerhoerigengeraete,申请号DE1954B030994-传众专利搜索

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发明名称	Niederfrequenz-Verstaerker, vorzugsweise fuer Schwerhoerigengeraete
摘要
申请公布号	DE1077711(B)	申请公布日期	1960.03.17
申请号	DE1954B030994	申请日期	1954.05.12
申请人	DEUTSCHE ELEKTRONIK G.M.B.H.	发明人	PUHLMANN DR. WERNER
分类号	H03F1/30;H03F3/183	主分类号	H03F1/30
代理机构		代理人
主权项
地址

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