发明名称 BOOKLET
摘要 <p>A booklet provided with multiple leaves (2), a spine (4) that joins the bound edges of the leaves (2) with a flexible glue layer (3), and a front cover (5) and a back cover (6), of which the entire surface portions at least are respectively continuous with the entire surface portion of the spine (4). The flexural strength of the spine (4) backed by the glue layer (3) is set so that the spine (4) can bend inward at an acute angle along with the bound edges of the leaves (2) when the center pages of the leaves (2) are opened.</p>
申请公布号 WO2010013766(A1) 申请公布日期 2010.02.04
申请号 WO2009JP63546 申请日期 2009.07.30
申请人 KOKUYO CO., LTD.;TAMAKI, TETSUROU;KIYOSE, TAKAAKI;TANAKA, AKIRA;ODA, TAKASHI 发明人 TAMAKI, TETSUROU;KIYOSE, TAKAAKI;TANAKA, AKIRA;ODA, TAKASHI
分类号 B42D1/04;B42C11/00 主分类号 B42D1/04
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