ERASABLE MARKER SYSTEM,申请号GB19870012023-传众专利搜索

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发明名称	ERASABLE MARKER SYSTEM
摘要
申请公布号	GB8712023(D0)	申请公布日期	1987.06.24
申请号	GB19870012023	申请日期	1987.05.21
申请人	WEIL, G	发明人
分类号	G09F7/02;A45C13/42;B43L1/12;G06K19/04;G11B23/04;G11B23/38;G11B23/40	主分类号	G09F7/02
代理机构		代理人
主权项
地址

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