发明名称 Double cover ring binder
摘要 This ring binder (10) includes a first cover (12) and a second cover (14) interconnected by a ring element (16). The first cover (12) is divided into mirror image sections (24) each having a pocket (30) on at least one face (20). The second cover (14) is also divided into mirror-image sections (44) each having a pocket (50) on at least one face (42).
申请公布号 US5411293(A) 申请公布日期 1995.05.02
申请号 US19940255064 申请日期 1994.06.07
申请人 AMERICAN TRADING AND PRODUCTION CORPORATION 发明人 MONZYK, DEBRA
分类号 B42F13/00;(IPC1-7):B42D3/00 主分类号 B42F13/00
代理机构 代理人
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