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发明名称
File box column
摘要
The invention provides a clerical filing system that accommodates file folders, requires a minimum of space and affords ready and easy access to the file folders.
申请公布号
US5184726(A)
申请公布日期
1993.02.09
申请号
US19910654343
申请日期
1991.02.12
申请人
SPECTRUM INTERNATIONAL, INC.
发明人
BOX, THOMAS
分类号
B42F15/00;B65D21/02
主分类号
B42F15/00
代理机构
代理人
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