Improvements in or relating to pick-ups,申请号GB19590017175-传众专利搜索

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发明名称	Improvements in or relating to pick-ups
摘要
申请公布号	GB919488(A)	申请公布日期	1963.02.27
申请号	GB19590017175	申请日期	1959.05.20
申请人	MACHIEL DE VRIES	发明人
分类号	H04R17/06;H04R17/08	主分类号	H04R17/06
代理机构		代理人
主权项
地址

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