Magnetic sound recorder,申请号GB19560022330-传众专利搜索

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发明名称	Magnetic sound recorder
摘要
申请公布号	GB839464(A)	申请公布日期	1960.06.29
申请号	GB19560022330	申请日期	1956.07.19
申请人	SIEGMUND LOEWE	发明人
分类号	G11B15/10;G11B15/29;G11B15/44;G11B15/50	主分类号	G11B15/10
代理机构		代理人
主权项
地址

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