Improvements in driving devices for sound reproducing apparatus,申请号GB19300030747-传众专利搜索

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发明名称	Improvements in driving devices for sound reproducing apparatus
摘要
申请公布号	GB364695(A)	申请公布日期	1932.01.14
申请号	GB19300030747	申请日期	1930.10.14
申请人	C. LORENZ AKTIENGESELLSCHAFT	发明人
分类号	G11B33/08	主分类号	G11B33/08
代理机构		代理人
主权项
地址

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