Harmonica,申请号US19430486955-传众专利搜索

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发明名称	Harmonica
摘要
申请公布号	US2420450(A)	申请公布日期	1947.05.13
申请号	US19430486955	申请日期	1943.05.14
申请人	FRED SONNEN	发明人	SONNEN FRED
分类号	G10D7/12	主分类号	G10D7/12
代理机构		代理人
主权项
地址

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