Improvements relating to styli for sound reproducing,申请号GB19450028214-传众专利搜索

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发明名称	Improvements relating to styli for sound reproducing
摘要
申请公布号	GB603606(A)	申请公布日期	1948.06.18
申请号	GB19450028214	申请日期	1945.10.25
申请人	MARIE LOUISE KILLICK	发明人
分类号	G11B3/48	主分类号	G11B3/48
代理机构		代理人
主权项
地址

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