MUSICAL PLAYING AID,申请号USD3472117-传众专利搜索

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发明名称	MUSICAL PLAYING AID
摘要
申请公布号	US3472117(A)	申请公布日期	1969.10.14
申请号	USD3472117	申请日期	1967.03.13
申请人	CLARENCE W. IVERSON JR.;CLYDE R. WILSON	发明人	CLARENCE W. IVERSON JR.;CLYDE R. WILSON
分类号	G10G1/02;(IPC1-7):G09B15/02	主分类号	G10G1/02
代理机构		代理人
主权项
地址

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