durability improved sand paper,申请号KR20050027717U-传众专利搜索

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发明名称	durability improved sand paper
摘要
申请公布号	KR200402772(Y1)	申请公布日期	2005.12.05
申请号	KR20050027717U	申请日期	2005.09.27
申请人		发明人
分类号	B24D11/00;(IPC1-7):B24D11/00	主分类号	B24D11/00
代理机构		代理人
主权项
地址

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