| 摘要 |
PROBLEM TO BE SOLVED: To provide a fit-in ring file which enables weight saving and low cost. SOLUTION: The fit-in ring file includes two half ring-like parts parallel to each other which start vertically from both ends of the straight part, a filing cramp made of a single wire with a parallel and straight part continuing from the ring parts which are detachable from a file board, twofolded parts of the file board in which the ring parts fit. COPYRIGHT: (C)2008,JPO&INPIT
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