Musical instrument,申请号US19390285712-传众专利搜索

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发明名称	Musical instrument
摘要
申请公布号	US2244332(A)	申请公布日期	1941.06.03
申请号	US19390285712	申请日期	1939.07.21
申请人	OSCAR SCHMIDT INTERNATIONAL INCORPORATED	发明人	FINNEY HAROLD G.;RUCKNER HENRY
分类号	G10D3/08	主分类号	G10D3/08
代理机构		代理人
主权项
地址

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