prop device for vibration prevention of piano,申请号KR20130005245U-传众专利搜索

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发明名称	prop device for vibration prevention of piano
摘要
申请公布号	KR200474638(Y1)	申请公布日期	2014.10.01
申请号	KR20130005245U	申请日期	2013.06.27
申请人		发明人
分类号	A47B91/12;F16F15/02;G10C3/00	主分类号	A47B91/12
代理机构		代理人
主权项
地址

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