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发明名称
DRY ERASABLE PROJECTION ARTICLE AND SYSTEM
摘要
申请公布号
KR20110122674(A)
申请公布日期
2011.11.10
申请号
KR20117018205
申请日期
2010.01.08
申请人
3M INNOVATIVE PROPERTIES COMPANY
发明人
LIU YU FENG;HAO ENCAI;YUST DAVID T.;LIU LAN H.;GUSTAFSON FREDERICK J.;BASTIAENS WILLEM V.;YANG YU
分类号
G03B21/60;B43L1/12;G03B21/56
主分类号
G03B21/60
代理机构
代理人
主权项
地址
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