| 摘要 |
PROBLEM TO BE SOLVED: To prevent dropout of title paper by mounting a cover part of a back index storing part of a flat body shape or a box body shape openably/closably or detachably.SOLUTION: A hinge part is set up at one side of an outer peripheral part of a title paper folder part of a back index storing part, and a standing up part with a stop tool that can open and close a cover part is set up at the other side, or the standing up part with the stop tool detachable of the cover is set up at at least opposing two sides, and an engaging part that can prevent dropout of the title paper. |
