Improvements in or relating to reproducing needles for gramophone records,申请号GB19430017775-传众专利搜索

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发明名称	Improvements in or relating to reproducing needles for gramophone records
摘要
申请公布号	GB571507(A)	申请公布日期	1945.08.28
申请号	GB19430017775	申请日期	1943.10.28
申请人	CHARLTON STANFORD AGATE	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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