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发明名称
Document support device for a computer keyboard
摘要
申请公布号
GB9618670(D0)
申请公布日期
1996.10.16
申请号
GB19960018670
申请日期
1996.09.06
申请人
YUN, JE-HO
发明人
分类号
A47B21/04;B41J3/44;G06F3/02
主分类号
A47B21/04
代理机构
代理人
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