| 摘要 |
<p>A holder for document holding packets, board or the like provided with mobile indexes for scheduling, checking of due dates, statistical data and similar material which includes a band-like element sub-divided into a bottom strip portion for supporting the document holding packet and a top strip portion, slightly inclined to the bottom strip portion and provided with a first elongated guide having markers slidable therewithin, and a second elongated guide with a slidable cursor therein, this guide having an internal groove extending along its length and a plate which fits into the internal groove to allow the plate to be fixed along the internal groove.</p> |
