Electrical musical instrument,申请号US19300498151-传众专利搜索

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发明名称	Electrical musical instrument
摘要
申请公布号	US1847119(A)	申请公布日期	1932.03.01
申请号	US19300498151	申请日期	1930.11.25
申请人	PETER LERTES;BRUNO HELBERGER	发明人	LERTES PETER;HELBERGER BRUNO
分类号	G10H1/055	主分类号	G10H1/055
代理机构		代理人
主权项
地址

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