MENTAL CONCENTRATION CAP,申请号KR19870010112U-传众专利搜索

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发明名称	MENTAL CONCENTRATION CAP
摘要
申请公布号	KR890002901(Y1)	申请公布日期	1989.05.10
申请号	KR19870010112U	申请日期	1987.06.24
申请人	LEE, JAE-UNG	发明人	LEE, JAE-UNG
分类号	A42B1/20;(IPC1-7):A42B1/20	主分类号	A42B1/20
代理机构		代理人
主权项
地址

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