Audio frequency regenerator in a musical instrument,申请号US19290384284-传众专利搜索

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发明名称	Audio frequency regenerator in a musical instrument
摘要
申请公布号	US2038995(A)	申请公布日期	1936.04.28
申请号	US19290384284	申请日期	1929.08.08
申请人	HAMMOND JR JOHN HAYS	发明人	JR. JOHN HAYS HAMMOND,
分类号	G10C5/00	主分类号	G10C5/00
代理机构		代理人
主权项
地址

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