Erasing Device for a Water Cleaning Blackboard having a Foreign Material Sensor,申请号KR20030081128-传众专利搜索

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发明名称	Erasing Device for a Water Cleaning Blackboard having a Foreign Material Sensor
摘要
申请公布号	KR100536433(B1)	申请公布日期	2005.12.16
申请号	KR20030081128	申请日期	2003.11.17
申请人		发明人
分类号	B43L21/00;(IPC1-7):B43L21/00	主分类号	B43L21/00
代理机构		代理人
主权项
地址

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