发明名称 |
Expanding file portfolio |
摘要 |
An expanding file portfolio that comprises a front panel member, a rear panel member and a spine member, all of which are made from a substantially rigid plastic material. The spine member has a base portion, a front section and a rear section. The front section of the spine member overlaps and is attached to a portion of the front panel member and the rear section of the spine member overlaps and is attached to a portion of the rear panel member. A divider insert member extends between the front panel member and the rear panel member.
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申请公布号 |
US2004079792(A1) |
申请公布日期 |
2004.04.29 |
申请号 |
US20020281640 |
申请日期 |
2002.10.29 |
申请人 |
ITS ACADEMIC OF ILLINOIS, INC. |
发明人 |
SHAPIRO BRUCE;STONE DAVID;SHAPIRO DAVID |
分类号 |
A45C3/02;A45C5/00;B42F7/08;(IPC1-7):B65D27/00 |
主分类号 |
A45C3/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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