Mouthpiece for musical wind instruments,申请号US19560581431-传众专利搜索

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发明名称	Mouthpiece for musical wind instruments
摘要
申请公布号	US2778264(A)	申请公布日期	1957.01.22
申请号	US19560581431	申请日期	1956.04.30
申请人	CHARLES K. ETZEL	发明人	SCHATZ KARL EDUARD
分类号	G10D9/02	主分类号	G10D9/02
代理机构		代理人
主权项
地址

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