GRAMOPHONES,申请号IED11692-传众专利搜索

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发明名称	GRAMOPHONES
摘要
申请公布号	IE11692(L)	申请公布日期	1931.02.05
申请号	IED11692	申请日期	1930.07.28
申请人	LUDWIG ROBERT HILGENBERG	发明人
分类号	G11B3/00;(IPC1-7):G11B3/00	主分类号	G11B3/00
代理机构		代理人
主权项
地址

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