Improvements in the bass bar of violins, viols and the like,申请号GB19470031032-传众专利搜索

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发明名称	Improvements in the bass bar of violins, viols and the like
摘要
申请公布号	GB646995(A)	申请公布日期	1950.12.06
申请号	GB19470031032	申请日期	1947.11.24
申请人	LEWIS JOHN THOMAS HARVEY	发明人
分类号	G10D3/04	主分类号	G10D3/04
代理机构		代理人
主权项
地址

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