Loose-leaf binder

Loose-leaf binder

  • CN 201,626,191 U
  • Filed: 12/04/2009
  • Issued: 11/10/2010
  • Est. Priority Date: 12/04/2009
  • Status: Active Grant
First Claim
Patent Images

1. loose-leaf binder comprises paper, it is characterized in that:

  • further comprising at least one ring, has the paper hole that can embed described ring in the edge near paper, and the shape in paper hole is corresponding with the cross section of ring;

    The groove of width less than the width of ring arranged between paper hole and the described paper edge, and described ring can enter in the described paper hole by described groove.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×