发明名称 RING BINDER MECHANISM HAVING UNITARY STRUCTURE.
摘要 A ring binder has an elongate body and rings. Each ring includes ring members moveable between open and closed positions. The body and rings are made of one or more moldable polymeric materials. The binder suitably includes a retaining system operable to selectively and releasably hold the ring members in the closed position. The ring members and body can suitably formed together as one piece from a moldable polymeric material. Alternatively, the ring members can be made separately from the body and snapped into the body to form the ring binder.
申请公布号 MX2012014373(A) 申请公布日期 2013.01.22
申请号 MX20120014373 申请日期 2011.06.09
申请人 WORLD WIDE STATIONERY MANUFACTURING CO., LTD. 发明人 TO, CHUN YUEN
分类号 B42F3/04;B42F13/00;B42F13/22;B42F13/24 主分类号 B42F3/04
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