发明名称 Device for holding sheets in a binder which form a folded stack
摘要 The invention relates to a device for holding sheets in a binder which form a folded stack, comprising a holding element (3) connected to the spine (2) of the binder (1). According to the invention, the holding element (3) engages behind the innermost sheet of the stack (4) at its fold (9).
申请公布号 US8708372(B2) 申请公布日期 2014.04.29
申请号 US20060990525 申请日期 2006.08.10
申请人 BÜTTNER MATTHIAS;X7 G.M.B.H. 发明人 BÜTTNER MATTHIAS
分类号 B42D3/00 主分类号 B42D3/00
代理机构 代理人
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